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There aren’t many pursuits that expand our horizons to the extent that traveling does, but we’ll concede that science is one of them. From discovering the world is round and forever ridding the thought of sailing off the Earth’s edge, to mind-blowing trips to the moon, science and travel have always had an exciting relationship.…
From Times Square to the Las Vegas Strip, many of the United States’ most-visited attractions are free to the public, open 24/7, and don’t require tickets. However, a number of bucket-list U.S. landmarks and attractions, such as the Statue of Liberty and Alcatraz Island, do require (or at least recommend) that visitors secure tickets in…
