A Bibliophile's Dream.

World-famous, Pink's still manages to keep its prized cult fetish status.

Millions of numbers carved in glass represent the tattoos forced upon victims.

The bears may be gone, but their old cages can still be found.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.

A daily replay of the experiment that proved the rotation of the Earth.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

This elaborate towering structure was once famed for its revolutionary height.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

The first American department store, and home to the largest operating musical instrument in the world.

Dr Barnes' $25 billion private collection of art and arboretum.

A toxic ghost town sitting atop a massive coal fire.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

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

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

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

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

Museum dedicated to awful artwork.

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