Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

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

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A terrific purveyor of natural history objects and curios.

A local shop filled with handcrafted art and funky home furnishings, vintage, and antiques.

This mid-19th-century dugout was once home to a Swedish family as they erected their homestead.

The oldest house in Lindsborg, Kansas, includes some fascinating inscriptions.

Homestead Cemetery hold the remains of the United States' first known professional tattoo artists.

A unique gallery chronicles the losers of American presidential history.

This lesser-known geographic marker was the reference point for all surveys of the continent for 75 years.

A museum where visitors can learn about greyhounds and (more importantly) pet them.

Lone survivor from Custer's Last Stand forever preserved.

The oldest purpose-built cinema still in operation also houses a museum of movie memorabilia.

The first "Hut" was actually a small brick building.

This sacred space and gathering spot for the Wyandot Nation has been the surrounded by controversy and confusion.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

The first home of the doomed aviatrix Amelia Earhart.

Small plaque marks the spot, but the true center is located about half a mile away on a private pig farm.

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

The historic home still shows the scars from a little run-in with the British in 1813.

This historic lighthouse was well known for the large number of women who served as its keeper.

It was once the base for a series of domestic terror attacks.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.