Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

A massive sustainable farm designed by the mastermind behind Central Park.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

It's not a typo, now say it five times fast!

The filming location of a shark attack in Steven Spielberg’s famous shark movie.

The world's largest piece of copyrighted artwork.

Second largest wastewater treatment plant in the country.

Ice cream stand, snack bar, and time capsule of milk conveyance.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

The site of Paul Revere's historic two lantern warning.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

Slyly buy a shake in the Parker Meridien lobby.

A decommissioned military complex that's now a modern industrial park.

Walk into the 19th century without leaving Brooklyn.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A former major munitions plant that has been converted into a sprawling art space.

Art deco landmark on the outskirts of Washington, D.C.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

Home to items never before seen by the public.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Largest Roman Catholic church in North America.

A tiny piece of the Moon is embedded in this stained glass masterpiece.