One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

One of the world's largest automobile junkyards is a unique landscape of metal and moss.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

The past, present, and future of Russia's signature alcohol is remembered in the world's only museum dedicated to the starchy spirit.

The Nazis lost more men trying to take this Russian-held Stalingrad apartment block than they did when taking Paris.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

Dr. Strangelove-esque tours reveal the inside a bunker once reserved for Stalin himself.

Immortal combat in a Moscow museum.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

Thirteen sculptures in central Moscow graphically depicting vices of the modern world.

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.

The tallest hotel in Europe.

This unassuming museum's slogan translates to “there is a limit of sadness, anxiety has no limits."

340-foot statue built to honour the Heroes of the Soviet Union.

A reconstructed medieval gateway that was the magnificent entrance to the capital city dating back to 1037.

One of the most poignant ruins of the Chornobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

This attraction was abandoned after the Chornobyl disaster.

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

There is a mouldering Jewish cemetery hidden away in the capital of Moldova.

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

The largest wine cellar in the world is a 150-mile network of underground caves near the capital of Moldova.