Twelve grave-faced marble angels guard the emperor's tomb at Les Invalides.

In the best of all possible worlds, everyone will get a chance to see this statue in which Voltaire's heart is interred.

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

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

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

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

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

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

Why is there a vintage Rolls Royce in this Buddhist temple?

This vestige of Seychelles’s colonial past now resides in a busy intersection and didn’t chime for its first 96 years.

This ancient cave temple complex is the largest and best-preserved temple complex in Sri Lanka.

This elaborate temple was built around one of the Buddha's teeth.

One of Hungary's most influential places of learning is also home to one of the world's most beautiful libraries.

A 13th-century convent where St. Margaret of Hungary spent her teenage years.