The heads of two giant mythological water horses honor Scotland's horselord past.

An underground city of salt.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

Naturally formed rock city in Poland.

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

The silly symbol for an underground protest group is now scattered around the city.

Relive a Polish uprising via an enormous, century-old cyclorama.

The world's toughest modern Christian pilgrimage leads directly to the gates of Hell.

The oldest house in Glasgow is now a museum dedicated to the city's medieval history.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

The world's oldest surviving music hall was also once a freakshow.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

Glasgow’s piece of the patron saint of love.

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

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.