Slum Settlement Filled With Mountains of Garbage.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

This stunning concert hall has become a symbol of Iceland's national recovery.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

The first religious structure on the island of Luzon and a survivor of World War II.

Malaysia's floating mosque.

Ferdinand Magellan dubbed the world's largest water village the "Venice of the East."

A well kept and well documented look at the Bruneian Sultan's life and successes.

Singapore's oldest Hindu temple.

The ruins of an important pilgrimage destination for worshippers of a Maya fertility goddess.

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

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

His music once banned in Communist Cuba, John Lennon is now immortalized in bronze by Castro, who considers Lennon a "fellow dreamer."

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.

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

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

When a guy acquired a free church, he hauled it away piece-by-piece to make it the tasting hall at his vineyard.

The world's tallest doric column is this Ohio monument to a naval victory in the War of 1812.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

The only depiction of Abraham Lincoln holding a weapon, and the names of all 9,000 Cuyahoga veterans of the Civil War.

All that remains of a gigantic earth-moving machine.