Places ktnns Wants to Go

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

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

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Abandoned railway line circling the city of Paris.

The oldest stone house in Paris was built by its most famous alchemist.

France's most famous cemetery, with some of its most curious tombs.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

A tour of underground Berlin takes you through WWII air raid shelters and tunnels used to smuggle people out of East Germany.