Hundreds of skulls and bones at the largest skeleton museum in the country.

In the heart of Luxembourg's "little Switzerland" weaves a breathtaking natural sandstone canyon with a mythological past.

Isaac Newton's former home, where the famous apple tree still stands.

This English medieval castle is where King John died of dysentery.

A Victorian marvel of engineering is now a 21st-century tourist attraction.

Cliffs full of fossils at the portal to England's Jurassic Coast.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

The museum houses one of the world's largest shoe collections, boasting over 12,000 pairs.

Containing a personal collection of more than 1,200 jugs from around the world.

In an isolated field near a dilapidated barn stands this chilling portrayal of the plight of the Nuba peoples of Sudan.

A salt lake dotted with steaming limestone chimneys.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

This home on a quiet suburban street is completely covered with vibrant mosaics.

The site of one of the largest non-nuclear explosions in history, created when a massive bomb dump accidentally exploded.

A 16th-century footpath said to be haunted by a young girl that died trapped within its misshapen old house.

A building so large that it has its own weather.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

Explore the subjective dream of a hotel.

This fantastical and eclectic English garden takes its inspiration from Egypt, China, the occult and more.

These carved medieval "mercy seats" are among the finest in the world.

The deepest underground city in Turkey was designed to protect 20,000 people behind massive stone doors.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

A dramatic sculpture high up in Yorkshire with vistas on an industrial scale.