Stalinist skyscraper built with help of cryotechnology.

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

A huge enchanting public park just outside the ancient walls of Rome.

Ancient ruins hidden underneath a modern luxury hotel.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

2300-year-old Roman road connecting the empire.

Go surfing on this urban wave, "hacked" by local surfers.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Most often copied TV Tower in the world.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

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

Walk through Czech history in Prague's largest graveyard.

Looming communist pillar with a Czech twist.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

The first museum in the world devoted to sexual gadgetry.

Macabre astrological automaton clock dating to the late 1400s.

A series of playful yellow penguins share a serious message about the environment.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

This historic stone bridge has an entire neighborhood clinging to its sides.

Beloved children's TV characters freckle the German city's streets.

A Saxony castle houses one of the largest and most outstanding mineral collections in the world.