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

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

An inclusive, climate-resilient playground honors the life of a young Boston Marathon bombing victim.

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

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

Created by a local artist, these quirky sculptures each have their own names and personalities.

A luxury hotel constructed out of a former jail.

An anonymous art project beneath Longfellow Bridge where hundreds of trophies line the steel support beams.

A giant sculpture head with an optical illusion dedicated to the longtime conductor of the Boston Pops.

Memorial to a beloved puppeteer as well as all street performers.

This imperial marble stele was given to Harvard by Chinese alumni in the 1930s.

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

This hidden labyrinth offers walkers some brief peace of mind.

This tower pays homage to a legendary Viking fort established in Massachusetts that never really existed.

This historic Massachusetts tavern played a critical role in the start of the American Revolution.

Thomas Edison's home and final resting place also boasts an impressive garage, where some of the earliest electric cars are on display.

Take a step into the workshop where Edison and his employees revolutionized the world.

"X" marks the spot of an echo chamber in the middle of a plaza.

This vast masterpiece of Moroccan architecture spreads across 20 acres.

One of the two original gateways into the Kasbah, this gateway is a nesting site for storks.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

The oldest monument in Marrakesh and the city's only surviving example of Almoravid architecture.