The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Internationally known record store and purveyor of "dusties."

The beloved home to all publications indie, erotic, and punky.

Hot Doug's "Hot Dog" Stand.

A Bibliophile's Dream.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Three prestigious academic collections come together to create a world-class natural history museum.

A unique columnar residence built in the 19th century.

This bronze sculpture was inspired by a photograph of Martin Luther King Jr. and his wife embracing after he won the Nobel Peace Prize.

The world's largest piece of copyrighted artwork.

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

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

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

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

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

The last funhouse of its kind, where guests enter through the mouth of an 80-year-old blue whale.

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

An imposing pair of sphinxes stand guard outside this Egyptian Revival tomb.

This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.