One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

What happens here stays here – unless it affects the whole world.

Long the exclusive domain of birds and vagabonds, this little-known Central Park peninsula is open to the public once more.

The lesser-known Alice sculpture of Central Park dedicated to the “godmother of American children.”

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Petroglyphs, bird watching, and a 100-year-old Ranch in one location.

See massive fossils that are over 200 million years old in northeastern Arizona.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

The "world’s largest honky-tonk" also has its own indoor rodeo arena.

Belly up to the bar in Cowtown, don't forget to buy some boots.

The second-largest giant sequoia in the world.

Four hundred granite steps were built into this massive rock by the National Park Service.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

This conservation area is also home to many of the region's desert tortoises.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

Mediums from a psychic utopian community lead a trippy VR journey on a parked desert bus.

A regular looking rock with an unbelievable history.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

The unusual patterns in this rock formation result from two distinct modes of weathering.