The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Dr Barnes' $25 billion private collection of art and arboretum.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

Public opinion is still divided on this enormous sculpture in front of Baltimore's Penn Station.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

While this is positively the smallest library in Canada, it aspires to be the smallest in the world.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

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

A room in New York City that contains 250 cubic yards of dirt worth a million dollars.

New York City's smallest piece of private property.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

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

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

This roadside attraction looks like a flying saucer parked atop the tundra.

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

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

This Arctic mining town is home to a cat that's spent years masquerading as a fox.

Nikola Tesla's former home contains an homage hidden from plain sight.

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

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.