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Select dates for availability.\nOn April 04, 2023 at 09:00 am CDT, availability will be released through October 04, 2023.","@type":"OpeningHoursSpecification","opens":"00:00:00","label":"Open 24 hours","name":"Central Avenue Walk-in Sites"},{"dayOfWeek":"http://schema.org/Friday","closes":"23:59:00","description":"• SEASON DATES: May 01, 2023 - October 31, 2023\n• Individual sites at this campground operate on a 6-month rolling basis:\n• Availability is released from Mon, May 1st 2023 through Tue, October 3rd 2023. Select dates for availability.\nOn April 04, 2023 at 09:00 am CDT, availability will be released through October 04, 2023.","@type":"OpeningHoursSpecification","opens":"00:00:00","label":"Open 24 hours","name":"Central Avenue Walk-in Sites"},{"dayOfWeek":"http://schema.org/Saturday","closes":"23:59:00","description":"• SEASON DATES: May 01, 2023 - October 31, 2023\n• Individual sites at this campground operate on a 6-month rolling basis:\n• Availability is released from Mon, May 1st 2023 through Tue, October 3rd 2023. Select dates for availability.\nOn April 04, 2023 at 09:00 am CDT, availability will be released through October 04, 2023.","@type":"OpeningHoursSpecification","opens":"00:00:00","label":"Open 24 hours","name":"Central Avenue Walk-in Sites"}],"specialOpeningHoursSpecification":[[{"dayOfWeek":"http://schema.org/Sunday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"},{"dayOfWeek":"http://schema.org/Monday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"},{"dayOfWeek":"http://schema.org/Tuesday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"},{"dayOfWeek":"http://schema.org/Wednesday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"},{"dayOfWeek":"http://schema.org/Thursday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"},{"dayOfWeek":"http://schema.org/Friday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"},{"dayOfWeek":"http://schema.org/Saturday","validFrom":"2025-09-30","closes":"00:00","@type":"OpeningHoursSpecification","opens":"00:00","validThrough":"2026-05-01"}]],"@type":"Place","address":[{"postalCode":"46360     ","@context":"http://schema.org/","addressRegion":"IN","@type":"PostalAddress","streetAddress":"Central Avenue Beach Parking Lot 151 Central Ave ","addressLocality":"Michigan City","name":"Physical Address"},{"postalCode":"46304     ","@context":"http://schema.org/","addressRegion":"IN","@type":"PostalAddress","streetAddress":"1100 North Mineral Springs Road  ","addressLocality":"Porter","name":"Mailing Address"}],"url":"https://www.nps.gov/indu/planyourvisit/central-beach.htm","name":"Central Avenue Walk-in Sites"}],"openingHoursSpecification":[{"dayOfWeek":"http://schema.org/Sunday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"},{"dayOfWeek":"http://schema.org/Monday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"},{"dayOfWeek":"http://schema.org/Tuesday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"},{"dayOfWeek":"http://schema.org/Wednesday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"},{"dayOfWeek":"http://schema.org/Thursday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"},{"dayOfWeek":"http://schema.org/Friday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"},{"dayOfWeek":"http://schema.org/Saturday","closes":"23:00:00","description":"The general areas of the park are open year-round.  Please check individual areas for specific hours of operation.","@type":"OpeningHoursSpecification","opens":"06:00:00","label":"Standard Hours (general areas)","name":"Indiana Dunes National Park general areas"}],"@type":"Place","branchCode":"indu","address":[{"postalCode":"46304     ","@context":"http://schema.org/","addressRegion":"IN","@type":"PostalAddress","streetAddress":"1215 IN-49  ","addressLocality":"Porter","name":"Physical Address"},{"postalCode":"46304     ","@context":"http://schema.org/","addressRegion":"IN","@type":"PostalAddress","streetAddress":"1100 North Mineral Springs Road  ","addressLocality":"Porter","name":"Mailing Address"}],"url":"https://www.nps.gov/indu/","name":"Indiana Dunes National Park"}