Find a park visit: www.nps.gov/findapark/index.htm Event Calendar: www.nps.gov/planyourvisit/event-search.htm Annual Passes: www.nps.gov/planyourvisit/passes.htm $80.00 per year, Annual passes can be used for entrance at all national parks Free passes available for Current US military members and dependents Free passes for 4th graders, visit www.everykidoutdoors.gov Senior pass: $20.00 annual pass; $80.00 lifetime pass for US citizens or permanent residents age 62 and over Access pass, Free for US citizens or permanent residents with permanent disabilities Volunteer pass, free to volunteers with 250 service hours with a federal agency that participates in the Interagency Pass program