One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

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

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

A crumbling cathedral condemned by an earthquake.

This portion of a lovely Belize beach is infested with (harmless) sharks and rays.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

This doorless 20th-century elevator doesn't stop or slow down.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Macabre astrological automaton clock dating to the late 1400s.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A unique seaside cave where Aleister Crowley faked his own death.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

The highway's southernmost spot is a beloved local attraction.

A historic presidential getaway on the continental United States' southernmost island.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

A monument celebrating the idea of reaching inaccessible places.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

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

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

The humble tomb of an Argentine general, hand-built by his son using stones brought down from the Andes.

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

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

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