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

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

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

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

The celebrated eyesore created by starry-eyed sweethearts.

France's national museum of scientific and industrial instruments.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

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

Notorious artist squat renovated into legal studios.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Strolling through these vintage locomotives offers a surprising amount of insight into the history of Kenya.

Kenya’s oldest town is more than 700 years old and home to 6,000 donkeys.

Abandoned city hidden from the world by tropical forest and isolation on the coast of Kenya.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

In Zanzibar, a historic 19th-century palace is a reminder of the world's shortest war.