An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

This little sun pays homage to a massive gate that once stood at this location.

This unassuming bookstore in the heart of Madrid is one of the oldest in Spain.

This sculpture pays homage to the street sweepers of Madrid since its inauguration in 2001 in Plaza Jacinto Benavente.

Automatons that were once removed after one fell from the building.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

In this German city center, the streets have no names.

Lines on the pillar of Heidelberg's Karl-Theodor Bridge record the dramatic heights of past floods.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

It has an American Dream Car exhibit, Europe's largest Formula One collection, and many, many mannequins.

It's good luck to be mocked by this monkey.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Enormous crabs, bioluminescent jellies, and other amazing creatures from the ocean’s depths—some of which are in an aquarium for the first time ever.

Fake rail crossings mark the site of an influential doctor's demise.

Steinbeck's old stomping grounds, immortalized in Cannery Row.

This lonesome Monterey cypress has survived centuries of wind, salt, and at least one attempt at arson.

Hopeless romantics will swoon over the sweet story behind this bright and colorful home.

A hidden courtyard houses early 20th-century plaster masterpieces.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.