80 years of the Battle of Peasholm on a small English lake.

This stone once marked the boundaries of Liverpool's medieval markets.

Most of Britain's gold reserve was secretly stashed here after the start of World War II.

This aging storage facility is the world's largest brick warehouse.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

Gladiators battle and chariots race daily in the ruins of a once-great Roman city.

A more chill but no less fascinating version of the famous ancient archeological site.

An ancient capital city that dates back 3,000 years and harbors many surprises.

According to local legends, the shallow sandbar that allows visitors to walk across Orhaniye Bay has a tragic backstory.

One of the most exquisite Lycian hilltop citadels in Turkey.

Carvings in Turkey's Marble Road may have directed ancient Romans to a hidden brothel.

A charming beach town in Turkey captures all the colors of the rainbow.

This Turkish cave boasts some rather bizarre associations with the King of Mount Olympus.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

Roman ruins top white travertine terraces formed by ancient hot springs.

Haunted tuberculosis hospital built by the patients.

This abandoned mansion has a window for every day of the year, and is a temple for ghost hunters.

A New York–based physician returned home to Spain to build his own elaborate monument to Christopher Columbus.

An elaborately decorated house sits on an otherwise quiet street.

This magical space partly designed by Antoni Gaudi is one of the best examples of romantic gardening in the Mediterranean.

This amazing piece of modern art honors the hundreds of fishermen killed during Cambrils' "year of misfortunes."

Once a bustling fishing village and trading post, today these Cape Verde ruins provide a home only for seabirds and turtles.