Carved, egg-shaped stone with no explanation.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

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

A curious friendship between two inanimate ladies.

The world's largest collection of materials relating to lesbian history is housed in a Brooklyn townhouse.

Sniff the Titan Arum's rotting flesh.

A working metal shop and venue for outrageous art and music shows in a former cannonball factory.

A Victorian cemetery in the heart of Brooklyn remains a popular mecca of morbid curiosity.

Feral cats keeping the rodent population at bay all across Greenpoint waterfront.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

A massive forgotten storehouse from 1913 on the Brooklyn Waterfront has a spectacular view of Brooklyn.

Neon signs that grace the windows of Bergdorf Goodman's and Tiffany & Co. come from this studio in Brooklyn.

Volunteer-run library dedicated to exploring five decades of activism history.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

A band of aerialists and circus performers putting on incredible shows in East Williamsburg.

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

Abandoned power station once home to a squatter community, now being developed into an arts center.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

The remains of diamond fever taken over by the desert.

Standing in a state of "arrested decay," this ghost town allows for a detailed peek into Gold Rush life in an unusually harsh climate.

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.