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

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

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

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

An ancient Egyptian temple in the middle of Madrid, Spain.

The world's tallest aluminum statue is also the world's tallest image of a winged Virgin Mary.

Legend says if this neo-Gothic basilica is ever officially completed, the world will come to an end.

Quito's historic, main square dates back to the 16th century.

Go surfing on this urban wave, "hacked" by local surfers.

The patron saint of spinsters grasps a container of dried blood.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A whimsical bridge adorned with decorative dragons.

Where the lovelorn find a home for their sentimental keepsakes.

Life and death are on parade at the most reliably perilous site of “the Great Migration.”

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

Mussolini gave Cincinnati a bronze statue of Romulus and Remus suckling at a wolf's teats.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.