A bit of retro transportation flair preserved in the world's largest department store.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Elevated freight railway turned wildly successful urban park.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

One of corporate America's best-kept secrets is also one of the most publicly displayed.

A gallery of underwater art that can be visited by man and fish alike.

At first glance, little checkered structures on the hillside look like they house the living, not the dead.

Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

A 125-meter long "tribute to the Brazilian people."

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

A tower devoted to — and modeled after — the Divine Comedy.

A bright little alley in La Boca is a part of tango history.

A sliver of 19th-century Germany sits on the shore of a Chilean lake.

This stunning mass of ice spans 121 square miles and is still growing.

A display of hand-built replicas of the legendary vessels used by Patagonian and Antarctic explorers.

The most southern point you can drive to in the Western Hemisphere.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

Road signs in Namibia mark the location of one of the five major circles of latitude.

Known as "The People's Park," this verdant oasis is home to elephants and villagers alike.