Finally reunited, the three effigies now stand in a museum courtyard.

The sunken structure looks like the victim of a catastrophic flood.

A pair of connected skyscrapers form this symbolic gateway.

A former imperial sea-fortress and Soviet prison.

A secluded art gallery hidden within the cellars beneath Tallinn’s medieval monastery.

"There's nothing there," and other lies the KGB told us.

A Victorian Fort built into the chalky cliffs that overlook the English Channel.

This former Soviet military base has over 10 original aircraft and an enormous amount of memorabilia on display.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

Only a fragment of this 15th-century Dance of Death survives today.

Apartment complexes built into huge repurposed natural gas tanks.

An abandoned church gets a second life as a massive beer hall and event space.

A private residence adorned with a gorgeous mural dedicated to the buzzing insect.

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

Remnants of a cone-shaped Nazi bomb shelter.

Super-heavy Nazi architectural experiment.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

An eccentric priest's tribute to George Washington, this chapel tells the story of the American Revolution.

Pennsylvanian mass grave and possibly mass murder.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

Each step is a mere four inches tall, said to be measured by the stride of a woman wearing a hobble skirt.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

Steepest flood safety railway in the entire world.