A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

This whimsical fountain pays tribute to Toronto's four-legged friends.

Smallest house in Toronto sits on a lot meant to be just wide enough for cars to drive through.

One of the few remaining American elm trees in New York’s Tompkins Square Park was the birthplace of a new religion.

A reminder to choose water over wine since 1888.

Monument to a forgotten NYC disaster that claimed the lives of 1,000.

The only home that Alexander Hamilton ever owned has a history almost as troubled as his own.

Two large-scale sculptures of Adam and Eve greet visitors in the nude at the Time Warner Center in NYC.

Slyly buy a shake in the Parker Meridien lobby.

A sculptural commentary on capitalism pokes up from the East River.

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

A little lighthouse in New York City, surrounded by mysterious stories of insanity-driven construction.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

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

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.