The broken skateboards that became a poignant memorial to a murdered skater.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

Ship-sized kinetic sculptural fantasy.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Hear the quietest sound from across the dome.

This one has sailed five times as far as Sir Francis Drake's famous ship.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the first ‘Harry Potter’ film.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

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

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

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

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

A science teacher's dream.

Where Cusack's record store from the film "High Fidelity" was located.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

The palatial McDonald's that inspired Wesley Willis.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

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

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

A spectacular remnant of an Adler and Sullivan masterpiece that was destroyed in 1972.

These chunky stone towers out in Lake Michigan are the key to Chicago’s drinking water.