Recently restored menagerie of Victorian-era beasts.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

This bridge is the first to be made entirely from iron, but designed like it was still made of wood.

One of the largest sculpture collections in the U.K. features history's greats, from Bob Dylan to Galileo, in bronze.

An incarceration museum on the spot of possibly the oldest prison in England.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

Giant, friendly pelicans in Central London, the most unlikely of places.

One part local history, 99 parts gruesome haunted house.

An underground city of salt.

The walls and ceiling of this Polish church are decorated with thousands of skulls, with another 21,000 skeletons just below.

Museum dedicated to "the man who moved the Earth."

A church of bones, decorated with 40,000 human skeletons.

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

Giant wind turbine with observation deck at the very top.

Steadily reminding Czechia of its past.

Looming communist pillar with a Czech twist.

Monument to a suicide protesting the Soviet invasion.

Blitzkrieg bop your way through Berlin's Ramones Museum.

The most visited, and possibly most controversial, museum in Germany.

When the rain falls, this drain system turns into a musical instrument.

Silent memorial, using bone conduction to take people back to the Dresden Bombing of 1945.

The world's only silo that was topped by two revolving restaurants has unfortunately been demolished.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.