Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

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

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

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

The house that birthed The Old Man and The Sea is now a museum devoted to the old man who wrote it.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

A Cuban artist reclaimed his impoverished neighborhood as a dreamy folk art kingdom.

Once a favorite playground for the world's most illustrious guests, Hotel Nacional's secret weapons and bunkers reveal a more menacing side to its golden history.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.

A couple turned their front yard into an artistic masterpiece.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

An inconspicuous footbridge beloved by San Diego locals.

An alley covered with 20 years of bubble gum.

Historic funicular railway, believed to be the shortest railroad in the world.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The best Tiki bar in Las Vegas.

This former lieutenant governor's home is brimming with curiosities.

Flashy signs from Las Vegas’s past find their final resting place at this unusual graveyard.

Mexican food and folk art.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.