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

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

The Incredible Hulk, Yoda, Mulder and Scully, and many many others watch over the mean streets of Toronto.

Rat sculptures try to infiltrate the Graybar Building in an architectural tribute to New York City's nautical history.

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

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

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

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

During the 19th century, you could pay for violence off a prix fixe menu on this Manhattan street.

Avoid gangster interaction while window-shopping.

Become a prohibition rebel.

A very classy 1920s-era bar right in Grand Central Station.

Lie in a hammock where George Washington stood.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

Small monoliths of several varieties of stone sit alongside a wooded path in the Bronx.

The famous author's cottage hideaway.

A bit of retro transportation flair preserved in the world's largest department store.

Cryptic messages embedded in the New York City sidewalk.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

A popular European tradition makes its way to the states on one of America's most famous bridges.

Elevated freight railway turned wildly successful urban park.