A small plaque highlights the damage caused by German air raids during World War II.

A series of stained glass artworks that depict images of the hit TV show.

A museum marks and documents the site of the Titanic's launch.

One of the largest lenses of its kind ever created, this former ship beacon has been brought down to Earth.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

These engineering masterpieces are a dominant feature of the Belfast skyline.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

Belfast's namesake river still winds below the city center, hidden from sight.

This massive monument has been telling the time for 150 years—at a slight angle.

The statue honors a beloved bird that once roamed St. George's Market.

The last Victorian market in Belfast.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

An ode to one of the first concerts broadcast via satellite.

This feline raises a friendly paw at drivers barreling toward the freeway.

To truly appreciate Detroit's landmark skyscraper, you have to step inside.

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

Opulent downtown movie theater now houses cars as an indoor parking garage.

Detroit’s downtown castle is one of the oldest structures in the city.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.

This railway-turned-greenway provides a pedestrian link in downtown Detroit and celebrates urban artwork.

Once the tallest building in Detroit, this Gothic church houses some of the oldest stained-glass windows in the country.

One man's attempt to create an artistic wonder on a run-down block in Detroit.

Standing guard on top of an old, vacant ice cream shop.

The pieces in this sculpture garden are made from demolished buildings that were once landmarks of Motor City.