Blighted Irish field and the ruins of a 19th-century cottage on the edge of urban Manhattan.

This collection of grinning ephemera has grown from basement to Brooklyn.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

Bowl in splendor, if you're lucky.

Detailed facade of a brownstone in Boerum Hill.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

Named the fifth most beautiful building in America in 1885, this former courthouse boasts the best view in the Village.

During the holidays, a vintage subway train whisks New Yorkers back in time.

First a horse rendering plant, then a 19th century landfill, this beach is full of glass from thousands upon thousands of broken bottles.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

One of the last Jazz Age "Wonder Theaters" in New York City.

Leaf through over 30,000 artists' sketchbooks in what may be the world's largest collection of doodles

The oldest surviving synagogue in New York City is now a soaring art space.

The world's oldest hologram gallery and the labyrinthine laser laboratory of a holography pioneer.

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

More gold than anywhere else, ever.

Ride the subways of yesteryear.

This twice-relocated "Usonian" home is among the smallest built by master architect Frank Lloyd Wright.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

The oldest continuously-operating Chinese restaurant in the United States has been in business since 1911.

This penis-focused monastery is dedicated to Buddhism's "Divine Madman."

The nation’s first institution dedicated to the conservation of Bhutanese textiles.

A stupa built to protect Bhutan from evil forces and help bring peace to the world.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.