This black sand beach was crafted from volcanic explosions including the historic Minoan eruption.

A former factory serves as a shrine to the industry that sustained Santorini for decades.

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

In paradise, feral pigs have claimed an island all to themselves.

Norway's oldest cathedral still in use.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

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

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

A beautiful opera house in the heart of Amazonia has recently restarted performances after a 90-year hiatus.

A grand example of 19th century Burmese teak architecture, and the most significant of Mandalay's historic buildings.

Gigantic unfinished stupa and the world's 2nd largest bell.

Over 2,000 ancient temples dot the Myanmar landscape at the site of this famed archaeological site.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Giant, friendly pelicans in Central London, the most unlikely of places.

Cheap pizza and all of your naughty bedroom needs housed in a stunning example of Art Nouveau architecture.

A grand New York post office that is home to mailman Santas, scraps of postal history, and a pneumatic mail system.

The most confusing clock in New York.

This exemplar of modernist architecture is meant to captivate and inspire students of the Cooper Union.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

An artist's cute bronze subway sculptures belie his violent artistic past.

A curious fountain that has no water and includes Satan, a crab, and 9 giraffes.

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

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.