An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

This university transit system is a 1970's vision of the future.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

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

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

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

An abandoned Victorian-era mill in the middle of modern Manchester.

A portrait of the Charter Oak hangs in a frame made from the Charter Oak.

An abandoned gun-funded 19th century utopia.

Electronic inventions that resulted in products and systems we use every day are on display in this labor-of-love museum.

All that remains of the once-booming chain is a single orange-roofed restaurant.

Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

An abandoned 146-acre summer resort slowly being reclaimed by nature.

This roadside wonder is as mysterious as it is beloved.

Who knew the Devil's domain was a hot spot for tubing?

This classic steam-powered train takes tourists on a nostalgic trip around the Connecticut River Valley.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

A lone tower rises above the cliffs in a city park, offering fantastic views of the Connecticut landscape.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

This tribute to the founding father of the American dictionary originally contained a spelling error.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.