This 1967 experiment in modular architecture was designed to be a new model for urban living.

The graves in Florida's oldest Black cemeteries are marked with shells, stones, and mementos of the deceased.

Possibly the world's oldest rug, this Egyptian relic is woven entirely from ancient cat hair and once carried a mummified human foot.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

The site of the deadly Triangle Shirtwaist Factory Fire.

The oldest living tree in Manhattan comes shrouded in sinister legend.

Cryptic messages embedded in the New York City sidewalk.

The ruins of this antebellum sugar plantation are the end result of a Seminole attack during the Florida Wars of 1836.

Town of spiritualists and mediums in Florida.

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.

The final resting place of the Seminole Indian chief who fought against government occupation in Florida.

Bronze footprints mark the path where a civil rights leader tried to march in peaceful protest before being knocked unconscious.

In this case, 'zero' marks the spot where the iconic Old Spanish Trail ends.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

The walls and streets of the ancient city are peppered with penises.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

The first partially complete dinosaur skeleton was discovered here, forever changing the world's view of the ruling reptiles.

The pit stop from "The Texas Chainsaw Massacre" now serves beef and pork barbecue, not people.

St. Augustine's record-setting narrow street was designed to protect against pirates.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

This famous writer's tombstone is a literary pilgrimage site that was publicly defiled by a rival.