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

This emotive sculpture was originally created for the 1878 World's Fair.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

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

This demon atop the Notre-Dame de Paris looks utterly bored.

An independent bookstore and press with a large collection of local and English-language literature.

Site of the first radio and telephone broadcasting companies in Copenhagen.

This quarry filled with 65 million-year-old limestone is now home to a nature reserve.

A remarkable cabinet of curiosities in an art space in the center of Berlin.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Art historians have debated the identity of this medieval stone rider since the 19th century.

One of the world's first dedicated bank buildings in the world is now the oldest one.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Singapore's oldest Hindu temple.

The reconstruction of this prominent building fulfilled a long-written command.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.

This tiny, tranquil Senegalese island serves as a powerful symbol of the Atlantic slave trade.

Despite a fraught and controversial history this African island holds a powerful monument to the tragedy of the slave trade.

This unique religious structure is an architectural gem with arresting ocean views.

This giant statue is the product of a mixture of corruption, Stalinist architecture, and North Korean manpower.

Climb a steep hill in 90 seconds on the second-oldest urban subway in the world.

The Tudor-style cottage in the middle of the square is not quite what it seems.

Since 1887, this old-school shop has stacked its shelves with extraordinary coffees and teas.