Sitting right on the border between East and West Jerusalem this modern art museum is in itself a symbol of Israel's hoped-for unity.

Descend 2,030 years into the past in an ancient tunnel built to support Jerusalem's most famous wall.

The bluer than blue waters in these natural Israeli caves are reached via the world's steepest cable car.

The most peaceful "country" in the Middle East.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

This functioning parish church is also the site of many concert performances due to its wonderful acoustics.

The greatest real estate coup of all time.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

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.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

Unrepaired walls from a 1920 anarchist bomb attack.

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

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

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

What happens here stays here – unless it affects the whole world.

The most confusing clock in New York.

The site of the deadly Triangle Shirtwaist Factory Fire.

A bit of retro transportation flair preserved in the world's largest department store.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.