Rainbow-hued in the summer and crystalline in the winter, this salty lake has inspired battles, temples, and plenty of awe.

These temples are among the oldest free-standing stone buildings in the world.

This almost-forgotten underground dungeon housed several convicts over the years, including Caravaggio.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

Elaborate tile work in this railway station tells the story of Portugal.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

These early 19th-century kilns were used to make coke, a key Ingredient in steel production.

The graveyard with the highest IQ in Britain.

This art installation at an abandoned lipstick factory has distinct anti-capitalist vibes.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

Now a pile of ruins and rubble, this was a lovely mountain town as recently as 1960.

This disused Cold War bunker has been restored to all of its early 60s glory.

Astonishing rock formations dot the Brimham Moor landscape.

A 600-year-old mini shrine guarded by a sword-wielding knight hides in a crumbling cliff face.