Gilded heaven for philatelists and architecture freaks, still in full working order despite sitting atop tremulous ground.

The famous artist couple lived and worked here, in two different houses connected by a bridge.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

Frida Kahlo's childhood home, now a museum of her life and works.

This park is home to a massive bird sanctuary. And maybe buried treasure!

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

Home of Philip Johnson, one of the 20th century's most influential architects.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This small-town pizzeria won the Hollywood lottery.

The world's largest public collection of PEZ memorabilia.

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

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This sculpture is dedicated to a famed cryptid and local icon allegedly witnessed in the early 19th century.

This replica of a historic fishing shack long dubbed the most painted building in America.

This historic sculpture from the 16th century is even older than the city of Boston.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

The colonial home of Paul Revere during the American Revolution.

A rare 16-bedroom Qing Dynasty house re-erected on the campus of the Peabody Essex Museum. 

Interactive museum complete with costumed re-enactors and the only known surviving chest from the Boston Tea Party.

This impressive Boston holy house is the American mecca for Christian scientists.

Millions of numbers carved in glass represent the tattoos forced upon victims.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.