A restaurant with an extensive Irish whiskey bar also has several first editions of famous works by Irish authors.

Final resting place of a pioneering scurvy researcher.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

Japanese national treasure originally built in 593 CE.

Peace Park and the Atomic Bomb Dome.

This bar is filled with Star Wars merchandise from around the world, all of it unlicensed knockoffs.

One of the last remaining movie theatres in the country that features a rear-projection system.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

One man's psychedelic fence is painted with his cacophonous folk art musings on the world.

This massive World War II calculator hearkens back to the days when "computer" was a job title.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

This is the house that spite built.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

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

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

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

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

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

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

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