Home of the physician who set the leg of John Wilkes Booth after the Lincoln assassination.

The Virginia home of one of the signers of the Declaration of Independence is being preserved with a unique glass facade.

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

One of the largest cat sanctuaries in North America is considered a "Club Med" for felines.

A moody and picturesque riverside ruin overgrown with vegetation.

Legend has it the mill owner's daughter, Mary Musgrove, helped a Patriot soldier hide behind these falls.

This feline raises a friendly paw at drivers barreling toward the freeway.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

A priceless collection of the Nation's cryptologic history.

Mysterious chains and iron stakes adorn this strange grave, with no explanation.

The Virginia farm where John Wilkes Booth met his grisly end is now largely forgotten.

This long-distance walking route follows the Prime Meridian line as it passes through England.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

This oddly placed 15th-century church is one of only six bridge chapels left in England.

An isolated 17th-century chapel on a remarkable site once dedicated to Celtic sun worship.

A Nevada mining boomtown that ran out of silver and luck.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

A remarkable time capsule of American manufacturing deep in Maryland coal country.

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

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.