Wyoming’s Devils Tower is a convenient road trip stop about 110 miles west of Rapid City, South Dakota. This area is a unique ...

Scientists debate how Devil’s Tower was formed, but agree that about 65 million ... and President Theodore Roosevelt declared it the nation's first national monument in 1906. “They are beautiful, ...

Erin Hoard said she should have remembered an offhand comment competitor Mitch Loflin made in the ‘Jeopardy!’ green room.

President Joe Biden exceeded his authority by creating the Chuckwalla National Monument, alleges a lawsuit that challenges the legitimacy of the monument in the Riverside County desert.

St. Augustine’s Castillo de San Marcos National Monument, located on the western shores of the Matanzas Bay, is the oldest masonry fortification in the continental U.S. Touting more than 450 ...

Established in 1924, the Wupatki National Monument – part of a collective of Flagstaff Area National Monuments, including Sunset Crater Volcano and Walnut Canyon – is a nature and culture ...

The southernmost tip of Point Loma is where you'll find the Cabrillo National Monument. The statue depicts Juan Rodriguez Cabrillo who, in 1542, was the first European explorer to navigate the ...

Explorers have mapped more than 192 miles of twisting underground passageways in this cave system and continue to explore more of it each year with no end in sight, making it the third-largest cave in ...