The largest of Denmark's seven mysterious round churches stands on an island in the Baltic Sea.

Old Danish castle immortalized in Shakespeare's Hamlet.

This sublime architectural marvel is a rare example of an expressionist church.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

Created as a "model concentration camp" to hide Nazi atrocities from the international community, this former camp-ghetto now holds a museum and memorial honoring the lives lost within.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

The oldest cemetery in Belgium.

The birthplace of the titular coat and related products celebrates its claim to fame with a statue of a coat.

Hidden along this old street in Antwerp is a surreal monument of a bronze arm sprouting four hands.

You can spot this teeny tiny stained-glass window from the Bonifacius bridge.

The tallest church in Mechelen might have been the tallest in the world if not for a lack of funds.

This former guildhall with a bacon-like exterior is now home to a museum covering 600 years of Antwerp's musical history.

A man throwing a giant severed hand towers over Antwerp’s main square.

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

A little sculpture with a large wardrobe.

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

This collection of historical artifacts and tropical wildlife waits just beneath the surface of the water.

There is one corporation registered for every three square feet of space in this inconspicuous office building.

The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.

Send a postcard while vacationing with Satan.

The abandoned Bermudian home of a British naval leader is surrounded by crumbling sporting fields and the graves of convicts.

Once a strategically imperative naval base, portions of this Bermuda dock complex now serve cruise ships.