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Organ Pipe Cactus National Monumentphoto of colored clouds behind an organ pipe cactus during sunrise
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Organ Pipe Cactus National Monument
Site Index
Organ Pipe Cactus National Monument
arghe 03-September-2008
Contact Us 29-August-2005
Frequently Asked Questions 29-August-2005
Organ Pipe Cactus National Monument 29-August-2005
program 28-February-2009
Where Are the Animals 28-February-2009
For Kids
Be A Junior Ranger 18-May-2008
For Kids 31-May-2006
For Teachers
alicia 02-July-2006
Ask A Ranger 31-May-2006
dominick 02-July-2006
For Teachers 31-August-2005
james 02-July-2006
kelly 02-July-2006
melissa 02-July-2006
Nicole 02-July-2006
History & Culture
Bates Well and Water Tank 11-July-2008
Bates Well Arrastra 11-July-2008
Bates Well Boundry Fence 11-July-2008
Bates Well Grave 11-July-2008
Bates Well Ranch Blacksmith Shop 11-July-2008
Bates Well Ranch Bunkhouse 11-July-2008
Bates Well Ranch Eastern Corral 11-July-2008
Bates Well Ranch Hay Barn 11-July-2008
Bates Well Ranch Main House 11-July-2008
Bates Well Ranch Ocotillo Shed 11-July-2008
Bates Well Ranch Small Residence 11-July-2008
Bates Well Ranch Southern Corral 11-July-2008
Bates Well Ranch Tack House 11-July-2008
Bates Well Ranch Windmill No. 1 11-July-2008
Bates Well Ranch Windmill No. 2 11-July-2008
Bates Well Ranch Windmill No. 3 11-July-2008
Bonita Well Corral 11-July-2008
Bonita Well Line Shack 11-July-2008
Bonita Well Ramada 11-July-2008
Bonita Well Windmill 11-July-2008
Dos Lomitas Ranch Corral 11-July-2008
Dos Lomitas Ranch Main Ranch House 11-July-2008
Dos Lomitas Ranch Saddle Shed Tack House 11-July-2008
Dos Lomitas Ranch Windmill and Well 11-July-2008
Gachado Well Line Camp Adobe House 11-July-2008
Gachado Well Line Camp Corral 11-July-2008
Historic Structures 08-July-2008
History & Culture 22-September-2006
Hocker Well Corral 11-July-2008
International Boundary Monument No. 162 11-July-2008
International Boundary Monument No. 163 11-July-2008
International Boundary Monument No. 164 11-July-2008
International Boundary Monument No. 165 11-July-2008
International Boundary Monument No. 166 11-July-2008
International Boundary Monument No. 167 11-July-2008
International Boundary Monument No. 168 11-July-2008
International Boundary Monument No. 169 11-July-2008
International Boundary Monument No. 170 11-July-2008
International Boundary Monument No. 171 11-July-2008
International Boundary Monument No. 172 11-July-2008
International Boundary Monument No. 173 11-July-2008
Jose Lorenzo Sestier Grave Marker 11-July-2008
Lost Cabin Mine Masonry Building 11-July-2008
Lost Cabin Mine Masonry Structure 11-July-2008
Miltion Mine Leaching Vat 11-July-2008
Milton Mine Ore Loading Platform 11-July-2008
Monument Timeline 28-March-2009
Places 08-July-2008
Pozo Nuevo Corral with Ramada 11-July-2008
Pozo Nuevo Jacal 11-July-2008
Pozo Nuevo Line Camp Shack 11-July-2008
Pozo Nuevo Old Well 11-July-2008
Pozo Nuevo Windmill 11-July-2008
Pozo Salado Corral 11-July-2008
Pozo Salado Well 11-July-2008
Quitobaquito Earthen Dam 11-July-2008
Quitobaquito Irrigation Canals 11-July-2008
Stories 13-April-2009
The Desert Ranchers 13-April-2009
Victoria Mine Cistern 11-July-2008
Victoria Mine Concrete Foundations 11-July-2008
Victoria Mine Masonry Ruin 11-July-2008
Victoria Mine Stone Building 11-July-2008
Victoria Mine Stone Stairway 11-July-2008
Who was Kris Eggle? 29-January-2006
Nature & Science
1999a Holland Fleming Ecology 09-August-2008
2001 Flemingetal EcoMonogr 09-August-2008
2002 Holland Fleming Oecologia 09-August-2008
2002 Hollandetal AmNat 09-August-2008
2003 Holland AnnEntSocAm 09-August-2008
2004 Hollandetal EER 09-August-2008
2004 Hollandetal Oikos 09-August-2008
2006 Holland DeAngelis Oikos 09-August-2008
2007 Holland Chamberlain Ecology 09-August-2008
animals 30-August-2005
AnnualT&EReport07 22-August-2008
Atta_mexicanaWNPA_Mintzer_Final 23-August-2008
Bighorn Sheep 23-July-2006
Birds 19-July-2006
Cacti 16-July-2006
Duncan etal 2007 09-August-2008
ECOL 2002 DESERTDOVES 09-August-2008
Environmental Factors 02-May-2006
EumopsFinal02 22-August-2008
FINAL REPORT latest Desert Pupfish 12_12_07 22-August-2008
Flightpath 09-August-2008
FloodReport_July2008_final 22-August-2008
Foundation for Planning and Management 04-September-2008
Geologic Activity 01-July-2008
Invasive Plant Species 11-September-2006
Javelina 20-February-2009
Kangaroo Rat 23-February-2009
Koike et al Desert Pupfish Refuges 22-August-2008
Lesser Long-nosed Bats 31-May-2006
Mountain Lion 02-July-2006
Natural Features & Ecosystems 02-May-2006
Nature & Science 30-August-2005
OECOL 2000 WWDO 09-August-2008
Organ Pipe Cactus 21-March-2009
ORPI Ecological Monitoring Report 22-August-2008
ORPI EMR 22-August-2008
ORPI EMR ch1_introduction 22-August-2008
ORPI EMR ch10_rodents 22-August-2008
ORPI EMR ch11_climate 22-August-2008
ORPI EMR ch12_airquality 22-August-2008
ORPI EMR ch13_groundwater 22-August-2008
ORPI EMR ch14_waterquality 22-August-2008
ORPI EMR ch15_landusetrends 22-August-2008
ORPI EMR ch2_acunacactus 22-August-2008
ORPI EMR ch3_organpipecactus 22-August-2008
ORPI EMR ch4_vegetation 22-August-2008
ORPI EMR ch5_mudturtle 22-August-2008
ORPI EMR ch6_lizards 22-August-2008
ORPI EMR ch7_snakes 22-August-2008
ORPI EMR ch8_birds 22-August-2008
ORPI EMR ch9_bats 22-August-2008
ORPI EMR report_appendixA_lizards 22-August-2008
ORPI EMR report_appendixB_rodents 22-August-2008
ORPI EMR report_appendixC_climate 22-August-2008
ORPI EMR report_appendixD_climate 22-August-2008
ORPI EMR report_appendixF_borderhistory 22-August-2008
ORPI EMR report_appendixG_mastiffbat 22-August-2008
ORPI-00072 TA 214-032508 09-August-2008
ORPIFoundation514 04-September-2008
Packrat 01-March-2009
Plant Checklist, 8/08 26-September-2008
Population and community dynamics of small vertebrates in ORPI 1989-2006_Flesch 22-August-2008
Published Research and Other Materials on Organ Pipe 09-August-2008
QBQBermReport_Final 22-August-2008
QbQ-CLI-6-08 09-August-2008
rattlesnakehandout 21-March-2009
Reptiles 21-March-2009
Rio Kson DNA Final Report 22-August-2008
Rorabaugh 2008 23-August-2008
Saguaro Cactus 22-March-2009
Seismic Recording Station 01-July-2008
Sonoran Pronghorn 30-August-2005
The GREEN Desert 02-May-2006
Trees and Shrubs 17-July-2006
V-Mine-CLI-6-08 09-August-2008
Wildflowers 16-July-2006
Park Management
Centennial Initiative 2016 16-August-2007
Centennial Initiative 2016 for Organ Pipe Cactus National Monument 16-August-2007
Draft EA, Fiber Optic Line 09-August-2007
Draft General Management Plan 22-September-2006
Draft Long Range Interpretive Plan 09-April-2007
Final Supplemental Environmental Impact Statement-Pronghorns 22-September-2006
Finding of No Significant Impact-Vehicle Barrier 22-September-2006
Freedom Of Information Act 18-May-2008
General Management Plan - Final 22-September-2006
Jobs 19-May-2008
Laws & Policies 24-May-2008
Management 22-September-2006
ORPI Compendium 06-June-2008
Park Planning 22-September-2006
Park Statistics 18-May-2008
Supplement to Draft GMP 22-September-2006
Supplemental Environmental Impact Statement 22-September-2006
VC Parking Area and Roadway Modifications EA 22-September-2006
Vehicle Barrier Environmental Assessment 22-September-2006
Vehicle Barrier Environmental Assessment - Biological Assessment 22-September-2006
Your Fee Dollars At Work 24-May-2008
Park News
2008 SEASON OF TRADITION: A CELEBRATION OF CULTURAL HERITAGE 14-February-2008
2009season 01-March-2009
Arizona 511 Script 06-September-2008
AZ State Official Visitors Guide 06-September-2008
Contact Public Affairs 24-September-2006
Discovery Guide 06-September-2008
Lee Baiza Named New Superintendent 09-April-2007
Major Features Organ Pipe 06-September-2008
Monument Designations 26-September-2008
Monument Purpose 26-September-2008
News 17-July-2006
News Releases 17-July-2006
Newspaper 2005 24-May-2008
NPS Legacy (USDOS) 20-July-2008
Park Newspaper 24-May-2008
Planning Your Visit English 06-September-2008
PRESS KIT 06-September-2008
Press Kit 24-September-2006
Quick Facts 06-September-2008
Quickfacts2008 04-April-2009
Spring Wildflowers 28-February-2008
TIS Message 06-September-2008
WILDLIFE LISTING 06-September-2008
Photos & Multimedia
Alamo Canyon 1 Panorama 07-June-2008
Alamo Canyon 3 Panorama 07-June-2008
Alamo Canyon 360 1 07-June-2008
Alamo Canyon 360 3 07-June-2008
Alicia WMP 12-July-2008
animalscript 18-March-2009
Arch Canyon 1 Panorama 07-June-2008
Arch Canyon 360 1 07-June-2008
archaudio 21-March-2009
archeology 28-February-2009
archscript 18-March-2009
Arroyo Dry 10-August-2008
Ask A Ranger 12-July-2008
Bates Well 360 2 12-July-2008
Bates Well Panorama 2 centered 12-July-2008
bats 28-February-2009
batsmin 12-March-2009
Blankenship Well 360 30-June-2008
Blankenship Well Panorama 30-June-2008
Bonita Well 360 31-July-2008
Bonita Well Panorama centered 31-July-2008
Bull Pasture 1 360 07-June-2008
Bull Pasture 1 Panorama 07-June-2008
Bull Pasture 3 360 07-June-2008
Bull Pasture 3 Centered Panorama 07-June-2008
cactusscript 27-March-2009
Cholla Final WMV 17-August-2008
Cholla With Captions 17-August-2008
chollapic 18-March-2009
Closed Areas Of The Park 16-July-2008
Cool Videos 10-August-2008
Desert View Trail 07-June-2008
Desert View Trail 360 06-June-2008
Dominick WMP 12-July-2008
Dripping Springs 360 31-July-2008
Dripping Springs Panorama centered 31-July-2008
Dry Arroyo 2 10-August-2008
Estes Canyon 1 360 w/person centered 07-June-2008
Estes Canyon 1 Panorama w/person 07-June-2008
Estes Canyon 2 360 07-June-2008
Estes Canyon 2 Panorama 07-June-2008
experiment not for public viewing 25-June-2009
experiment1 25-June-2009
experiment1.swf 25-June-2009
Gachado Line Camp 360 30-June-2008
Gachado Line Camp Panorama 30-June-2008
Golden Bell Mine Panorama 1 centered 31-July-2008
help 03-September-2008
James WMP 12-July-2008
Jumping Cholla Final MP3 24-August-2008
Jumping Cholla Final WMV 24-August-2008
Jumping Cholla Script PDF 24-August-2008
Kelly WMP 12-July-2008
lesserbats 21-March-2009
Melissa WMP 12-July-2008
Multimedia Presentations 18-May-2008
Nicole WMP 12-July-2008
nightcac 27-March-2009
Palo Verde Trail 360 07-June-2008
Palo Verde Trail Panorama 07-June-2008
Panoramas and QTVRs 06-June-2008
Photo Gallery 18-May-2008
Photos & Multimedia 08-July-2006
Pozo Nuevo 360 2 31-July-2008
Pozo Nuevo Panorama 2 centered 31-July-2008
QBQ 360 11-June-2008
QBQ Pupfish Final with PIP 26-August-2008
QBQ Pupfish Script 26-August-2008
queen of the night 27-March-2009
queennight 18-March-2009
Quitobaquito Panorama 11-June-2008
Ranger Minutes 15-August-2008
Raw QBQ Pupfish Audio 26-August-2008
Senita Basin 360 1 31-July-2008
Senita Basin Panorama 1 centered 31-July-2008
Victoria mine 360 2 07-June-2008
Victoria Mine Panorama 07-June-2008
Where Are The Animals 28-February-2009
whereareanimals 21-March-2009
Plan Your Visit
Accessibility 23-July-2006
Alamo Canyon Campground 27-February-2009
backcountry 24-April-2006
Bicycle Use 27-July-2008
Border Concerns 12-June-2008
Brochures 03-January-2007
Cabeza Prieta NWR 26-July-2008
Cactus Checklist 27-July-2008
Campground Map 09-August-2008
Campground Map1 14-February-2009
Camping 28-February-2006
Common Cactus 26-March-2008
Desert Safety 27-July-2008
Detailed map of developed area 03-January-2007
Directions 31-August-2005
Driving and Biking 28-February-2006
El Pinacate y Gran Desierto de Altar Sonora 27-February-2009
Fees & Reservations 31-August-2005
Geocaching in ORPI 26-March-2008
Getting Around 31-August-2005
Hiking 28-February-2006
International Border Vehicle Barrier 22-January-2006
International Travel 27-February-2009
Maps 03-January-2007
march17 28-February-2009
National Parks & Federal Recreational Lands Pass Program 14-May-2008
Nearby Attractions 18-May-2008
Operating Hours & Seasons 31-August-2005
ORPI map 1 27-July-2008
ORPI Map 2 27-July-2008
ORPI_PlantChecklist_Aug08_webVersion 04-September-2008
Park Map 03-January-2007
Pets 30-August-2005
Plan Your Visit 29-August-2005
Planning Accessibility 27-July-2008
Planning Your Visit English 27-July-2008
Planning Your Visit French 1 27-July-2008
Planning Your Visit French 2 27-July-2008
Planning Your Visit German 1 27-July-2008
Planning Your Visit German 2 27-July-2008
Planning Your Visit Spanish 1 27-July-2008
Planning Your Visit Spanish 2 27-July-2008
Program Schedule 12-February-2009
Ranger Programs 28-February-2006
Refugio Nacional de Vida Silvestre Cabeza Prieta 26-July-2008
Road Closures 05-March-2006
Saguaro Growth 27-July-2008
Schedule Of Events 29-August-2005
Sky Islands 26-March-2008
Survive the Sun 12-June-2008
Things To Do 29-August-2005
Things To Know Before You Come 30-August-2005
Twin Peaks Campground 27-February-2009
Twin Peaks Campground Rules and Regs 27-July-2008
Weather 12-June-2008
Your Safety 22-January-2006
Support Your Park
Bookstore 24-April-2006
Leave No Trace 25-September-2006
SCA Interns in Organ Pipe 19-May-2008
Support Your Park 24-April-2006
Volunteer 25-September-2006
Volunteer Pass 19-May-2008
Organ Pipe Cactus  

Did You Know?
Our namesake, the Organ Pipe Cactus, is common in Mexico but very rare in the United States. They cannot tolerate cold weather and will be found on the south-facing hill slopes in Organ Pipe Cactus National Monument
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Last Updated: July 25, 2006 at 00:23 EST