Memorial built in 1922 in remembrance of WWI casualties.

This memorial museum chronicles the apocalyptic destruction of the First World War.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

A Cold War command center is hidden under an idyllic countryside.

In an area where the remnants of WWI are discovered on a regular basis this preserved frontline trench may be the most amazing.

A 14th-century fortified keep showcases the masterpieces of an ingenious 20th-century clockmaker.

Climb inside an iron crystal magnified 165 billion times its normal size.

Series of storm drains connected to a dark urban legend.

Vacant Beaux-Arts buildings that serve as reminders of a beach town’s glory days.

This small museum is basically a time capsule of daily life in the Soviet Union.

The composer did some of his finest work in this country home, including "The Nutcracker."

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

Siberian ghost town built by gulag prisoners.

World's largest bell sits on the grounds of the Kremlin in Moscow.

Thanks to a spelling mistake this bizarre beaver-tiger hybrid became the symbol of a Siberian town.

It took over half a century but a Russian monument to a famous and tragic space pup finally stands in Moscow.