Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

One of the last full-orchestra recording studios in New York City and an acoustical marvel.

Cryptic messages embedded in the New York City sidewalk.

This plot of old-growth forest is the largest surviving remnant of New York City's original woodland.

Thriving meadows span a rooftop in one of Brooklyn's most heavily industrialized neighborhoods.

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

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.

A clock set into the concrete outside a Manhattan jeweler has been telling time underfoot for over a century.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

A collection of fanzines, recordings, and documents detailing the rise and influence of the feminist punk movement.

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

Detailed facade of a brownstone in Boerum Hill.

This abandoned subway station can still be seen on regular commuter trips.

Hordes of precariously balanced stone figures crowd the shores of the Hudson River.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

An arcade packed with a rotating collection of unique independent video games.

The loneliest island in New York.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”