An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

The world's largest rotating world.

Maine’s only official memorial to the Underground Railroad.

This museum explores the history of policing and is also home to a very popular taxidermied duck.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

A Rocky Mountain city provides a happy ending for a pinto pony and his Brobdingnagian red chair.

This sidewalk tribute honors Colorado's great culinary creation.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

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

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

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

Final resting places of a husband and wife who became famous for their claims of extraterrestrial abduction.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

A historic custom house with ties to George Washington is now a shrine to local nautical history.

This picturesque abandoned home is rumored to be a spite house.

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

A men’s restroom became a sandwich shop.

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

Statue commemorating the use of ether in anesthesia.

MIT students continue the legacy of beloved professor "Doc" Edgerton through learning by doing.

This plaque commemorates the call between Alexander Graham Bell and Thomas A. Watson.

Bouncing, delightful, mechanical art at the MIT Museum.

A tiny monument to the classic American candy.

Whimsical cookie-themed plaques mark the birthplace of the Fig Newton.