The last remaining pre-dreadnought battleship in the world has been a museum for nearly a century.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

This 14th-century temple is also known as the "Temple of the Golden Pavilion" for its gorgeous gilded reliquary hall.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

Ancient serpentine sacrifice holder that has stood the test of time.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

An enormous pair of straw sandals woven in the traditional way—to keep demons at bay.

These unique markers designate the route American forces took during the Liberation of France.

This enormous monument is one of the most iconic structures in Tokyo, rudely nicknamed "The Golden Turd."

These 12th-century catacombs carved into a mountainside were a place of mysticism and Christian hermitages.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

This museum is home to a sugar sculpture of the Berlin Airlift Memorial.

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

The extremely grey columns of one of Mexico City's most iconic beltways are slowly gaining a bit of color.

The last Tsar of Russia constructed this private church just so he could attend services when visiting his wife's hometown.

Pennsylvania's own Roswell-style UFO mystery.

The largest burial mound in the United States holds the remains of prehistoric West Virginians.

Beyond the usual stories that attend old prisons, this one has deep bloody undercurrents.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

Francis Julius LeMoyne built this crematory in 1876; he was the third person to be cremated here.

Nothing says indulgence like a 1,500-pound chocolate castle.

The god of wine stares out at passersby on this busy Pittsburgh thoroughfare.