Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

Memorials and tributes scattered across the university grounds remember a famous national tragedy of the Nixon era.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This historic hotel invented the chocolate brownie.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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

The most confusing clock in New York.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

An artist's cute bronze subway sculptures belie his violent artistic past.

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

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

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

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

A semi-scholarly approach to sex.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

Built in the 1970s, this curious modular home found new life as a sundae-shaped ice cream stand.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

Berkeley Springs State Park boasts the nation's only monument commemorating presidential bathing.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

The first American department store, and home to the largest operating musical instrument in the world.

A layered tribute to the work of mosaicist Isaiah Zagar.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.