A museum in the former home of Marxist revolutionary Leon Trotsky.

A disquieting Aztec sculpture displays hundreds of stone skulls representing the victims of human sacrifice.

The only castle in North America to ever house European sovereigns.

Explore the atmospheric ruins of an abandoned convent in the dense forests of Mexico's first national park.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

A church dedicated to the Mexican skeleton saint.

The famous artist couple lived and worked here, in two different houses separated by a bridge.

Frida Kahlo's childhood home, now a museum of her life and works.

In the quiet village of Fulmodestion, the ruins of a medieval church remain hidden among vines and foliage.

This 12th-century house is one of the oldest continuously inhabited houses in Britain.

The pockmarks across the building's facade are remnants of the Blitz.

Now a memorial to merchant sailors and Titanic victims, this medieval church was destroyed by bombing raids in 1940.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

This WWII aircraft museum presents its wrecks like taxidermy, complete with recreations of the crash sites.

The bones of two medieval royal lions were discovered at the historic fortress.

A celebrated bandstand at the center of what was once the worst slum in London.

The violinist who played on as the Titanic sank is buried in this quiet English cemetery.

This English medieval castle is where King John died of dysentery.

It's possible to walk inside one of the largest Neolithic tombs in Britain.

This restaurant was removed from the famed sister ship of the Titanic and placed within a hotel.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.

The ancestral home of beloved English poet Lord Byron has a bizarre history.

Seat of the Duke and Duchess of Devonshire for centuries.

This unchanged Victorian park is rumored to have been the inspiration behind Peter Pan's Neverland.