NATIONAL PARKS HAVE BEEN CALLED “America’s Best Idea.” And it’s hard to argue with that — in the 21st Century, it’s hard to find places that are so vast, majestic, and beautiful. But we still live 21st Century lives, and it can be hard to give the parks the time they really deserve.

So if you only have a day to kill, Expedia has put together this guide to the things you need to focus on at 12 of the most popular National Parks.

A guide to U.S. National Parks if you only have 1 day [Infographic] by the team at Expedia.com