From Acadia to Zion: What travelers should know about each of America's national parks

Two of the most commonly asked questions about any national park are "What makes it so special?" and "Is it worth visiting?"

All 63 of America's national parks are special, and each one is worthwhile.

Over the course of more than a year, USA TODAY unpacked why with helpful travel tips like how to get there, when to visit and what not to miss.

We started with Acadia during National Park Week last April and made our way through the alphabet to Zion this summer. Click on the name of each park linked below to learn more about these national treasures.

• Acadia National Park in Maine
• Arches National Park in Utah
• Badlands National Park in South Dakota
• Big Bend National Park in Texas
• Biscayne National Park in Florida
• Black Canyon of the Gunnison National Park in Colorado
• Bryce Canyon National Park in Utah
• Canyonlands National Park in Utah
• Capitol Reef National Park in Utah
• Carlsbad Caverns National Park in New Mexico
• Channel Islands National Park in California
• Congaree National Park in South Carolina
• Crater Lake National Park in Oregon
• Cuyahoga Valley National Park in Ohio
• Death Valley National Park in California and Nevada
• Denali National Park in Alaska
• Dry Tortugas National Park in Florida
• Everglades National Park in Florida
• Gates of the Arctic National Park in Alaska
• Gateway Arch National Park in Missouri and Illinois
• Glacier National Park in Montana
• Glacier Bay National Park in Alaska
• Grand Canyon National Park in Arizona
• Grand Teton National Park in Wyoming
• Great Basin National Park in Nevada
• Great Sand Dunes National Park in Colorado
• Great Smoky Mountains National Park in North Carolina and Tennessee
• Guadalupe Mountains National Park in Texas
• Haleakalā National Park in Hawaii
• Hawai'i Volcanoes National Park in Hawaii
• Hot Springs National Park in Arkansas
• Indiana Dunes National Park in Indiana
• Isle Royale National Park in Michigan
• Joshua Tree National Park in California
• Katmai National Park in Alaska
• Kenai Fjords National Park in Alaska
• Kings Canyon National Park in California
• Kobuk Valley National Park in Alaska
• Lake Clark National Park in Alaska
• Lassen Volcanic National Park in California
• Mammoth Cave National Park in Kentucky
• Mesa Verde National Park in Colorado
• Mount Rainier National Park in Washington
• National Park of American Samoa in American Samoa
• New River Gorge National Park and Preserve in West Virginia
• North Cascades National Park in Washington
• Olympic National Park in Washington
• Petrified Forest National Park in Arizona
• Pinnacles National Park in California
• Redwood National Park in California
• Rocky Mountain National Park in Colorado
• Saguaro National Park in Arizona
• Sequoia National Park in California
• Shenandoah National Park in Virginia
• Theodore Roosevelt National Park in North Dakota
• Virgin Islands National Park in the U.S. Virgin Islands
• Voyageurs National Park in Minnesota
• White Sands National Park in New Mexico
• Wind Cave National Park in South Dakota
• Wrangell-St. Elias National Park in Alaska
• Yellowstone National Park in Idaho, Montana and Wyoming
• Yosemite National Park in California
• Zion National Park in Utah