Glacier National Park and Yellowstone National Park both welcomed the second highest number of visitors on record last year, ...

If you're looking for the ultimate cross-country road trip, strap in for a coast-to-coast odyssey brimming with unique sights ...

Arizona The Grand Canyon is a testament to the earth's artistic powers, with its sprawling vistas and breathtaking colors.

Southwest Adventure Tours can help you and your significant other experience the beauty of the Rocky Mountains — without ...

A new study highlights how life possibly evolved prior to and during the rise of Earth’s oxygenated atmosphere.