One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Elaborate tile work in this railway station tells the story of Portugal.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

An accidental trick of light casts the perfect shadow of a pilgrim of the Camino de Santiago against the cathedral wall.

This beautiful vintage movie palace has seen little change in form or function since the 1920s.

A gaudy painted elephant stands in memory of south Florida's fallen carnies.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

An eponymous directional signpost erected by the first president of the United States.

Nestled amid the trees lies an abandoned funicular railway that dates back to the 1920s.

A quick trip around the globe through an amazing miniature exhibit.

This subterranean oyster house has been the pearl of Grand Central Station since 1913.

Those belting out show tunes might not realize this piano bar marks the site where Thomas Paine died in 1809.

The 28-foot granite map plots the locations of 40 theaters in New York City.

Hundreds of antique bank vault locks on display in New York City.

A very classy 1920s-era bar right in Grand Central Station.

Astounding collection of coin-operated games and automata.

This observatory comes complete with three separate telescopes and a dedicated community of amateur and expert astronomers.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

Theater has had many different incarnations but has survived the ravages of time.

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

Each of these gorgeous, intricately decorated rooms is painstakingly crafted to the scale of 1 inch: 1 foot.

This historic hotel invented the chocolate brownie.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.