The mansion home of author Edith Wharton.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This massive redwood tree has a hole in the base big enough to drive through.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

The rocks in this arid basin leave trails of movement behind them.

A trash dump made beautiful by nature's power.

Try not to get slimed in Tribeca.

Imagine having a street run right through your home, or better yet, a historic bridge three stories high.

Love, knishes, and best wishes from this legendary Lower East Side bakery.

The former sign of this immortal music venue is just that--undying.

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

The most confusing clock in New York.

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

New York City's smallest piece of private property.

A quiet and contemplative oasis in the middle of New York's bustle and riot.

Elevated freight railway turned wildly successful urban park.

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

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This old cement mine has been used as everything from a mushroom farm to a recording studio.

"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.