This massive tea kettle was once a promotional stunt for the Oriental Teashop.

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

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

Ice cream stand, snack bar, and time capsule of milk conveyance.

This is the house that spite built.

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

Three prestigious academic collections come together to create a world-class natural history museum.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

The longest navigable underground river in the United States is home to countless blind and albino animals.

Not to be confused with the iconic New York City skyscraper, this Chicago building is a vibrant hub for artists.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

This freshwater spring fills with 10,000 gallons of water per minute.

An enormous, inside-out glass globe built in 1935.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

An underground city of salt.

Ethiopia's "smoking mountain" is in one of the hottest regions on the planet and is home to two lava lakes.

The hottest place on the planet.

Birthplace of the Tendai sect and home to the marathon monks.

One of the world's largest ancient burial mounds.