A men’s restroom became a sandwich shop.

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

This landmark cemetery in Boston was created more than 300 years ago.

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

Narrowest house in Boston.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

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

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

Two thousand artifacts from around the world collected by one woman who loved to travel.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

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

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

The 2,000-year-old Roman columns are hidden within Barcelona's Gothic Quarter.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.