It would take you approximately an hour and a half to walk to the end of Mexico's largest pier.

An important Mayan religious and trading center dating back to 200 BC.

A natural swimming hole that was once a ceremonial center for Mayan priests.

A 125-meter long "tribute to the Brazilian people."

The highway's southernmost spot is a beloved local attraction.

A small poultry graveyard in the courtyard of a popular Key West watering hole.

A monument celebrating the idea of reaching inaccessible places.

"We Seceded Where Others Failed."

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

One of the largest trees of its kind in California.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

Look closely and you’ll notice that the color changes a third of the way up the tower.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

One Pittsburgh musician's decades-in-the-making memorabilia collection is on display at this rock-n-roll curio shop.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

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.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This award-winning men's bathroom was just too beautiful to not allow women to see.

Elvis's own personal tropical hideaway.