As if T-rex wasn't big enough, this Canadian monument is four times larger than the real thing.

The frozen bubbles that form on the icy surface of this Canadian lake contain enough methane to create a small explosion.

The wreckage still sits at the exact spot the plane crash-landed in 1945, carrying 1,000 pounds of explosives.

Middle-earth in the middle of Switzerland.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

The highest point in Belgium is a staircase to nowhere.

An early 20th-century sanatorium, long abandoned and now being reclaimed by nature.

A magical and peaceful ruined Cistercian abbey in what is now southern Belgium.

This ghost town in Belgium will lose its street art when it ceases to exist.

Meet the bronze beloved pet to a family of famous peeing statues.

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

Lavish royal estate punctuated with heated greenhouses.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

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

Drink among marionettes at this pub inside a historic puppet theater.

The Devil’s own choice when he needs a drink in Brussels.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

This French chateau is home to the world’s largest private collection of fighter jets.

An unsettling shrine dedicated to the ravenous beast that prowled 18th-century France.

A sanctuary for wolves in a community which once trembled in fear of the murderous "Beast of Gévaudan."

The castle was reconstructed to fit Kaiser Wilhelm II's romanticized vision of the Middle Ages.

Statue of a decomposing prince that once held his heart in its hand.

A quaint medieval millhouse hovers surprisingly above the waters of the Seine.