The pedestrian traffic signals in Brazil's teeming metropolis light up with clues to nearby landmarks.

This park feels like a lush little jungle full of wildlife nestled within São Paulo.

This singular art museum in São Paulo is unique inside and out.

A market built atop boats is one of the few floating holiday markets in Europe.

A relic of the Cold War tucked away in the forested hills above Bratislava.

Launched by Napoleon's soldiers more than 200 years ago, a cannonball remains embedded in the tower wall.

A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

A peculiar clock commemorates a historic victory won by ringing the noonday bell an hour early.

A celebration of Colombia’s premier contemporary artist.

Every Sunday, Bogotá turns 75 miles of its city streets into a bicycle superhighway.

The world's first crowdfunded skyscraper has not gone quite to plan.

Pilgrims each carried a brick to the top of Mount Monserrate to help build this historic sanctuary in Colombia.

Colombia's biggest botanical garden contains plants from all across the country.

Towering high above the neighborhood of La Candelaria, the church is easily recognizable by its distinctive red-and-white striped facade.

This tiny shop has been serving traditional tamales for more than 200 years.

Cold war icon and onetime "hole" in the iron curtain.

Berlin's old airport.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

This ancient monastery complex was transformed from an island to a peninsula when the lake was partially drained.

A geological oddity topped with a 2,000-year-old pagan temple.

Dynamite factory turned museum explores the history of explosives.

A fake medieval village in the middle of Turin.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.