This sign designates the road that leads to the infamous Area 51.

The self-proclaimed gateway to the Extraterrestrial Highway.

Named after an outlaw who used the basin as a hideout.

This 40-room dwelling tucked within a cliff was built by the basin's prehistoric residents.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

This 24-acre park offers a place for meditation in the midst of Sedona's iconic red rocks.

A giant desert bird that once swung music fans at Coachella now has a home in a nearby traffic circle.

Two geoglyphs that are truly unique to North America.

A luxuriant botanical garden below sea level.

A monument celebrating the idea of reaching inaccessible places.

A living archive of urban activism and space reclaimed.

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

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

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

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

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

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

One of only two commuter aerial tramways in the United States.

Some of New York's best tacos can be found in the back of an unassuming bodega in Queens.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

A crumbling hospital from the 1850s on Roosevelt Island.

A towering bronze statue memorializes the founding father of postwar American conservatism.

Outsider Art Community.

A working cattle ranch with remarkably well-preserved prehistoric petroglyphs and ancient ruins.