- Golden Gate National Recreation Area (49)
- Lewis & Clark National Historic Trail (43)
- Point Reyes National Seashore (18)
- Yellowstone National Park (17)
- Denali National Park & Preserve (13)
- Presidio of San Francisco (13)
- Grand Canyon National Park (12)
- Everglades National Park (11)
- Homestead National Historical Park (10)
- Show More ...
- Inventory and Monitoring Division (10)
- National Heritage Areas Program (10)
- National Center for Preservation Technology and Training (9)
- San Francisco Bay Area Inventory & Monitoring Network (9)
- Natural Resource Stewardship and Science Directorate (8)
- Technical Preservation Services (8)
- Climate Change Response Program (5)
- Harpers Ferry Center (5)
- Southern California Research Learning Center (4)
- Show More ...
Showing 611 results for solar eclipse ...
Manhattan Project Leaders: Henry L. Stimson
- Type: Person

Secretary of War during the Manhattan Project, Henry L. Stimson was General Leslie Groves’ immediate supervisor, authorized project sites, and made sure the project was given anything needed to be successful. President Harry Truman once said of Stimson, “I felt how fortunate the country was to have so able and so wise a man in its service.”
Eruption Viewing near Keanakākoʻi Overlook
- Type: Place

Eruption viewing from the overlooks near Keanakākoʻi offers close-up views but requires planning. Parking is extremely limited between 5 p.m. and 9 p.m., so it's best to visit outside these hours. Have a Plan B if parking is full. The site requires a 2-mile round-trip hike (about 1 hour) from Devastation parking area. Additional parking at Puʻupuaʻi Overlook an additional 0.5 miles.
Glen Haven General Store
- Type: Place

There was only one place in the late 19th century and 20th century that provided the necessities for life-meat, produce, fabrics, communication and tools: the General Store. It was the hub of D.H. Day's company. The lumbermen and dock workers were paid in company "scrip" so they could only shop at this store. At different times in its history, the store served as a post office, ticket and freight office for steamers, telegraph station, lumber salesroom, and more.
Glen Haven Cannery and Boat Museum
- Type: Place

By the 1900s D.H. Day owned Glen Haven, 5,000 acres around it, 5,000 cherry and apple trees, a farm with hundreds of hogs, and a massive lumber company. Day was a visionary. He could see that the demand for lumber was falling rapidly, and he would need to diversify. So he started a canning company. The Glen Haven Canning Company processed cherries, raspberries, and peaches and shipped the finished canned goods to Great Lake cities.
- Type: Article
At night, birds use the stars to find their way. But bright lights from buildings can confuse them. That's why national parks are so important - they're like bird hotels! They give birds safe places to rest and eat, especially after flying across the ocean.
Anniston Trailways Station
- Type: Article

Since the early 2000s, ecologists who monitor rocky intertidal ecosystems each year have noted declines in a key intertidal seaweed commonly called rockweed. Rockweed is considered a foundational species, meaning that its presence is so important that without it the entire ecosystem would change radically. At Channel Islands National Park, marine ecologists are working with local scientists to understand the best methods to restore rockweed.
A New Era of Farmworker Organizing
- Type: Article

This article explores changes in farm work and farmworker organizing that took place in the 1960s. The end of the Bracero Program, a strike wave, and the emergence of the Black Freedom Movement, all played a role in expanding the opportunities for farmworker organizing. So too did the emergence of a new organization, the National Farm Workers Association.
Deer Creek Beach
- Type: Place

Nestled in the Santa Monica Mountains, Deer Creek Beach covers 1,241 acres and boasts over two miles of pristine coastline. This newly-acquired federal land offers scenic views, diverse uplands, riparian areas, and coastal bluffs. As part of the Santa Monica Mountains National Recreation Area, it’s perfect for wildlife and nature lovers. Note: There are no amenities on-site, so plan for a rugged experience.
How “Hot” Radioactive Fossils Tested One Park’s Safety Tech
1979 Rally for the National March on Washington for Lesbian and Gay Rights
- Type: Place

At the end of the National March for Lesbian and Gay Rights, participants gathered near the base of the Washington Monument to listen to speakers proudly claim their queerness and paint a vision of a more inclusive future. One of these speakers was Charles Law, a Black gay activist based in Houston. He argued that the marchers must not fight for assimilate but integration so that all gay and lesbian people may one day enjoy the full benefits of their civil rights.
- Type: Article

Just like jazz, researchers and historians are still learning about salsa history; there are many and various opinions about what salsa is, how it came to be, and what is important in the history of salsa. Instead of defining what salsa is, Oíste? Listening to the Salsa Stories of Afro Latin Music presents some of many salsa stories so that we can start to better understand what salsa means to people both now and then.
Doris Leeper
- Type: Article

Following Japan’s bombing of Pearl Harbor in 1941, the fear of a military invasion in North America increased. The U.S. Armed Forces sought to fortify and connect Alaska to the nation’s contiguous 48 states. The work was difficult and the demand for additional workers was so high that the military reversed some of its discriminatory policies to allow black troops to participate in the construction effort.
Scientists Use Sediment Cores to Look Into the Past at Rodeo Lagoon
- Type: Article

Have you ever wondered what an environment looked like in the past? Or how much human-caused change has altered an area? So have scientists at Golden Gate National Recreation Area and the US Geological Survey! Sediment cores can act like windows into the past, containing information like what animals lived there and what their surroundings were like. In fall 2020, scientists collected about 21 four-inch sediment cores from throughout Rodeo Lagoon.
- Type: Article