Situated on a sacred Inca site, this 16th-century cathedral took nearly 100 years to build.

The little bear in the "funny kind of hat" has made his way from London back to Peru.

Did Inca children also slide down these smooth rocky slopes above Cusco?

The Uros people live on floating reed islands in lake Titicaca.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

An abandoned observatory in the middle of the Illinois prairie.

The large rock formation where the Shawnee prophet Tenskwatawa stood and encouraged his warriors during the Battle of Tippecanoe.

Odd castle-like structures for collecting water sticking out of the Mississippi River.

Stand at the point where the two mightiest rivers in the United States converge.

The original vault that held the president's remains still stands, empty, not far from where he was finally buried.

The empty tomb that houses the memories of Roy Bertelli's revenge.

Abraham Lincoln's likeness rests at the top of this giant totem pole.

One of the largest carillons in the world, this giant instrument has 67 cast-iron bells played by a keyboard.

The world's largest covered wagon is piloted by a giant Lincoln lawyer.

This colorful monument commemorates a little-known story from the life of Abraham Lincoln.

Today this bizarre rooftop phone booth seems like a piece of kitsch but it was once used to spot disastrous storms.

While he no longer has an eatery to give him context, this off-brand Paul Bunyan still holds his giant hot dog with pride.

A small museum celebrating the fiberglass giants that are icons of America's highways.

The carved remains of a 200-year-old oak tree memorialize the namesake of the iconic "Wizard of Oz" character.