Posted on August 12, 2016August 10, 2016 by Rick Mcall the U.S. National Parks on one road trip The Optimal U.S. National Parks Centennial Road Trip click for larger interactive version (via lifehacker) Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to email a link to a friend (Opens in new window) Email Like Loading... Related