Mountain where Jesus was first tempted by the Devil.

This massive underground salt mine now holds a sci-fi theme park in its depths.

A remote candy-striped mountain in the Peruvian Andes straight out of the pages of Dr. Seuss.

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

This 16th-century monastery has been turned into a surrealist architecture compound.

This 170-year-old Swiss guesthouse built into the side of a mountain is best accessed by a cable car.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Copenhagen's celebrated theme park and gardens.

An ordinary pond with fish from out of this world.

This small town in the Netherlands has no roads but instead, miles of canals and over 100 bridges.

This Parisian fountain is a little bit fantasy and a little bit nightclub.

Named the fifth most beautiful building in America in 1885, this former courthouse boasts the best view in the Village.

Lavish royal estate punctuated with heated greenhouses.

This elegant arc of a waterfall marks a religious turning point.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

The unbelievably opulent home built for an infamous newspaperman.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Twelve hundred stone carvings guard this off-the-beaten-path Buddhist temple.

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

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

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.