The hidden ruins of a mill that is linked to an attempt to assassinate the vice president of the United States.

Once a thriving business district, this former shopping area is now an urban ghost town in the heart of the city.

This abandoned Victorian-style house was built in 1884.

An eerie, abandoned military base engulfed by nature and graffiti is now home to a local park.

An eerie, decaying ghost town destined to fade into the forest.

A mammoth pair of Civil War artillery guns abandoned out in the forest.

The ruins of this long-abandoned unsuccessful gold mine can still be found.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

This abandoned sea fort has become an accidental bird sanctuary.

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.