One of only three fountains created by the iconic architect Friedensreich Hundertwasser.

This glass skywalk offers vertiginous views down the volcanic cliffs to the beach below.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

One of the few guarded stops along the great spice route.

After over 100 years out of service this landmark windmill once again turns as a symbol of Jerusalem's self-sufficiency.

A magical oasis in the middle of the Negev Desert.

A "miracle" that seems to produce more holy fistfights than holy revelations.

This family tattoo parlor has been inking religious pilgrims in the Middle East for 700 years.

This Manhattan skyscraper is a reminder of the brief but glorious age of urban air taxis.

The site of the deadly Triangle Shirtwaist Factory Fire.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

A remnant of the original World Trade Center complex continues to serve as a commuter gateway.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

The last remnants of what was once one of the world's grandest hotels can now be found in a Manhattan subway station.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

The façade of this building looks like a bingo board, but it's really a giant clock by a famed graphic designer.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

The oldest Methodist church in the United States has been spreading the good news for over two centuries.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

This Russian bar-restaurant lies within a three-story underground bathhouse.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The most confusing clock in New York.