Places piegem Wants to Go

Among the best preserved megalithic monuments in the Aragón river valley.

Gustave Eiffel's masterpiece until the Eiffel Tower was built.

A forgotten Art Deco department store in central Budapest, where faded socialist-era retail grandeur meets the haunting beauty of urban decay.

The site of a legendary battle immortalized in medieval literature.

This magnificent brick dome was made with an unusual design method.

A spectacular walk on the flank of a gorge.

Hundreds of preserved dinosaur footprints can be found along a hiking trail in this small village.

A historic chapel and a water fountain linked to 60 miracles.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

This futuristic observatory at the top of the Pyrénées offers unrivaled views.

A museum dedicated to the Spanish occult in a town that was terrorized by the Inquisition.

A waterfront landing pad designated for unidentified flying objects still awaits its first guest.

A young Gustave Eiffel assisted in the construction of this skinny metal observation tower.

A 30-acre garden inspired by the principles of modern physics.

This woodland architectural installation acts as a camera obscura for the heavens.

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

A perilous medieval road leading right into the sea.

The Cold War remnants of a nuclear missile launch site in the Northamptonshire countryside.

This Victorian marvel of engineering and artistic prowess is nicknamed the "Cathedral of Steam."

Once the largest unsupported dome in the world, beating out the Pantheon and St Peters in Rome.

Once the most densely populated place in the world, this island is now a ghost town.

This beautiful example of Victorian engineering is the oldest water-balanced funicular anywhere in the world.

This 1776 beacon on the coast of Wales is said to have a ghost called Raymond, the last lighthouse keeper.

The stately remains of Llywelyn the Great's mighty fortress.