The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

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

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

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

Ever wanted the laymen's version of your credit card fine print?

This curved Manhattan building was built to house the opulence of John D. Rockefeller's oil empire.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Built hundreds of years ago this downtown iron barrier once protected a much despised king.

Unrepaired walls from a 1920 anarchist bomb attack.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

There is one corporation registered for every three square feet of space in this inconspicuous office building.

A men’s restroom became a sandwich shop.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

A historic bridge with a lovely acoustic anomaly.

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

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

One of the indelible moments of the American Revolution took place at this location.

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

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

A daybeacon pyramid is about all that's left of this island that is said to have sunk due to a pirate's curse.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.