Slyly buy a shake in the Parker Meridien lobby.

This semi-hidden Manhattan restaurant is based out of a loading dock.

A popular European tradition makes its way to the states on one of America's most famous bridges.

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

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

A very classy 1920s-era bar right in Grand Central Station.

The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

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 whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

A dilapidated dock tells the story of Titanic’s missed arrival.

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

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

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

Gigantic water vessel, permanently grounded in Southern Albania.

An Albanian monument to the Communism that nearly crushed the country is now a crumbling wreck.

Hundreds of thousands of concrete bunkers crowd Albania long after the fall of Communism.

What happens when you cross a mayor and a painter?

The elliptical citadel resisted the advance of the mighty Ottomans several times, thanks to the military prowess of the "Dragon of Albania."

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

A naturally beautiful, seemingly bottomless deep blue spring.

Come for the gun-toting hillbilly madman, stay for the ice-cream loving basketball bears.

This 150 foot seven-tiered cascading waterfall is one of the hidden gems of the White Mountains.

Turns out you can see the world without ever leaving Maine.