A devilishly named gorge that was a sign of salvation for many pioneers.

Inside this church is an obscure piece of art carved by the famous Alice Liddell.

Remnants of the Roman empire's northern frontier nestled in suburban Glasgow.

The ruined abbey includes a rare surviving example of a monastic latrine.

A little-known ruin with a convoluted history and a fascinating latrine drainage system.

One of Europe's oldest libraries.

Site of the first hot air balloon flight conducted by the first English balloonist.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

This creepy, abandoned cemetery is all that remains of a once booming mining town.

This castle constructed in 1928 was crafted from drawings of Lismore Castle in Ireland.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

These ancient sunken lanes were naturally tunneled into the soft ground by countless footsteps.

A grandiose octagonal home crowned by a large dome stands out among the antebellum mansions.

This two-room shotgun shack in Tupelo is the birthplace of a King.

Famous for its bio-luminescent inhabitants, known as "dismalites."

This architectural triumph is the only Frank Lloyd Wright house in Alabama.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

A waterfall 600 ft. inside a mountain, once the bane of gold miners, is now a spectacle of nature.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

This simple, broken column marks the final resting place of one of America's most famous explorers.

William Faulkner kept his beloved estate wild and untamed.

Once an ambitious nature spa, these forest ruins now provide a serene monument to failure.

The kind of mixed-up place that drives archaeologists crazy.

A 2,000-ton rock resting in a state of a delicate balance.