Places aofreezing612 Wants to Go

These ruins reveal the remarkably intact layout of a Roman marketplace.

One of the oldest and largest wooden churches in France was very evidently constructed by shipbuilders.

Two small chapels housed inside an ancient tree.

An image of the legendary saint stands in the shadow of a cathedral she liberated.

This medieval tower is all that remains of the castle where Joan of Arc was held before being burned at the stake.

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

An atmospheric, medieval-themed book store hides in a 13th-century underground space.

A unique zoological park home to over 30 species of wild cats, both big and small.

This Parisian café sticks almost exclusively to an ethos of reuse.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This massive library holds what was once the largest book collection in the world.

This tower is one of the best-preserved (and least-visited) remnants of medieval Paris.

This mural painted by Keith Haring was done without payment as a gift to entertain the children at the Hôpital Necker.

A museum dedicated to linguistics, from how babies learn to talk to endangered and extinct languages.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Exquisite wall sculptures carved in secret by an early quarryman in an obscure corner of the Paris Catacombs.

A haunting collection of the vanished and disappearing natural world.

This lesser-known Frank Gehry building houses a treasure trove of cinema history.

A subterranean museum where mushrooms still grow in the tunnels of a centuries-old quarry.

Ivy-covered Medieval tunnels cut through this charming town in France's Loire Valley.

A painted medieval castle where the most celebrated outlaw-poet of the Middle Ages was imprisoned — and where you can descend into his exact cell, nine centuries later.

A beautiful and classically designed villa, with an hourly infestation of monsters.

Sweden's first Viking city is also the site of thousands of burial mounds.