A memorial to an ill-fated Holy Land mission once described by Mark Twain as “a complete fiasco.”

On Hurricane Island, a former ghost town has been transformed into a forward-thinking research center.

Explore the dark underground corridors of this graffiti-covered former military fortification.

The highest point in Maine is a grand gift to the state citizens that also happens to be one end of the Appalachian Trail.

An eccentric company offers eccentric millionaires the opportunity to have spaceflight-related experiences.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

Exact replica of the ancient monument, but much, much lighter.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.