The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

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

A goddess-topped water fountain in Chicago was created thanks to the dreams of a thirsty newsboy.

In one Chicago park, a trio of werewolves are waiting to devour their fallen brethren.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

This historic hotel invented the chocolate brownie.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

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

Rare recess caves fill this unbelievably beautiful Ohio park.

An elegant sandstone stairway built by the WPA still connects two neighborhoods in Akron.

This campus museum commemorates a national tragedy.

A slightly creepy gallery of plaster cast models in the same museum as Michelangelo's David.

This 140-year-old beacon off the Florida Keys marks the wreck of a Navy ship that once roamed the Caribbean hunting pirates.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.

The famous boat that once ferried Bogart and Hepburn still floats in Key Largo after being abandoned for years.

A statue honoring 44 continuous years of greeting passing ships.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

The remnants of the fortress that saved Georgia from the Spanish still stand guard on their swampy island.

If all members were present at the table, a sixth of the world's wealth would be under the same roof.