Devilish landscape, once cinema home to giant alien bugs, now derelict roadside attraction.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

One man's ambition created this psychedelic log home.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

A memorial dedicated to the victims of the Columbine High School shootings.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

Healing Springs that once ran red with soldiers' blood.

Once the main gateway to Tokyo, sneaking through this checkpoint was a capital offense in feudal times.

An eerie reminder to the horrors of World War II.

Stroll through Welsh history in a village of reconstructed structures.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

Recently restored menagerie of Victorian-era beasts.

This Victorian water wheel is affectionately nicknamed "Little Isabella."

World's largest working waterwheel has been around for over 150 years.

These barriers stand as stark reminders of Northern Ireland's troubled past.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

A museum marks and documents the site of the Titanic's launch.

This Italian-style temple replica has been threatening to fall off the Irish coast for hundreds of years.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

A former fisherman's hut deemed too small for habitation is now a delightful tourist draw.

One of the few surviving street funiculars in the world.