U.S. National Parks

At Wind Cave National Park, visitors are guided by candlelight in a handheld bucket. // © 2014 Wind Cave National Park

Adventure seekers can try sandboarding in the park. // © 2014 Great Sand Dunes National Park & Preserve

A GPS Geocache Trail invites guests to locate hidden caches. // © 2014 Everglades National Park

Visitors can try paddleboarding next to icebergs and glaciers at Kenai Fjords National Park. // © 2014 Liquid Adventures

At the end of a covered wagon ride at Yellowstone National Park, guests can dig into an Old West cookout feast. // © 2014 Xanterra Parks & Resorts

You'll need lanterns to navigate the passageways at Mammoth Cave National Park. // © 2014 Mammoth Cave Park

Enjoy a beautiful symphony performance in one of Utah’s “Mighty 5” parks. // © 2014 Utah Symphony

Four Seasons Resort guests can enjoy a gorgeous view of Jackson Hole, and the neighboring Grand Teton National Park, via helicopter // © 2014 Four Seasons Hotels & Resorts

Guests howl with the wolves at Alligator River NWR. // © 2014 Steve Hillebrand/USFWS

Every week, the Yosemite Conservancy shares the inner workings of the Search and Rescue team at Yosemite National Park. // © 2014 NPS Yosemite National Park

Guests can learns about the life cycle of bees at Patuxent Research NWR Honey Harvest Festival // © Nell Baldacchino/USFWS

"Bats Among Us" is a program offered both at Cowboy Lake NWR in Washington and McKay Creek NWR in Oregon. // © 2014 Sue McDonald/USFWS

At Chincoteague NWR, visitors can view the famous wild ponies as they swim the channel between Assateague and Chincoteague Islands. // © 2011 Chincoteague NWR/USFWS