One of the largest underground systems runs under Canada's largest urban center.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

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

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

Located in Faneuil Hall, the headquarters of the Ancient and Honorable Artillery Company of Massachusetts has stood the test of time.

A centuries-old church stands as a testament to Boston's "father of architecture."

The remnants of a Gilded Age elegance preserved in the middle of a stark modern tower.

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