Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A hidden "place of interment for gentlemen."

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

Great place to have a drink and a bite to eat in an atmosphere laden with New York's Bohemian past.

Hidden in plain sight on a pair of Manhattan subway tunnels are a pair of public instruments that sing to each other.

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

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

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

A celebration of capitalism in Midtown.

Read a book next to a Midtown waterfall.

What do a giraffe, an elephant, and reasonably priced steaks have in common? This roadside restaurant filled with exotic taxidermy.

This erect, phallic geological spire wasn't always named so domestically.

Derelict buildings are all that remain of a complex at the site of one of the worst mining disasters in Montana history.

The last physical evidence of the Lewis and Clark trail is one of their autographs etched into this giant rock.

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

This Nevada lake holds its titular natural pyramid and, if the legends are true, a number of dangerous spirits.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The world's largest dead polar bear, immortalized by taxidermy and Hunter S. Thompson.

The most magnificent bottle house in a town strangely full of them.

Odd outsider art installations surround a Gold Rush-era ghost town.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

A gothic palace of endless stalagmites and pseudoscorpions waits within one of the world's most beautiful caves.