This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

This solitary monastery may hold the remains of Vlad the Impaler (but probably not).

One of London's oldest houses contains a mixture of both old and modern features.

Surreal riveted sea forts once protected the Kent shores from German attack.

Hackney's newest private museum and natural curiosity shop.

The world's largest collection of ship figureheads includes figures from legends and history alike, from Sir Lancelot to Abraham Lincoln.

The sculpture of the deceased cockatoo flops atop its personal plinth.

The Ranger’s House exhibits fine mementos collected by Sir Julius Werner during the course of his life, including this infamous pendant.

After a catastrophic forest fire, a Greek artist transformed scorched tree trunks outside an old sanatorium into this haunting sculpture garden.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

These ancient ruins hide in plain sight next to a dessert shop.

According to legend, this ancient column contains healing properties.

The ruins of an ancient fortification wall sit in front of and underneath this boutique hotel.

A tiny Greek Orthodox church from the Ottoman era hides on a busy city street.

This small chapel holds the mummified heart of one of the heroes of the Greek Revolution.

These caves secretly held national treasures during World War II.

The only surviving choragic monument is a trophy awarded in 334 BC for the winning dramatic chorus.

An often overlooked ancient site in downtown Athens with substantial history (and nature).

A Byzantine church containing the holy remnants of three saints sits atop the site of an ancient temple.

A crushed gate and giant bronze head serve as a reminder of Greece's fight for freedom.

This historic structure has been used as a mosque, a barracks, a prison, a school, and a bakery.

A preserved portion of an ancient Athens barrier is displayed in a hotel basement.