Golden Gate Park's historic collection of plants.

A wild west cemetery in Tombstone, Arizona, provides a window into the Old West.

Experience a charming 1930s version of "infotainment."

A Memphis park where you can walk the whole Mississippi River in one go.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

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

A spiritual vortex among the red rocks in Sedona.

Here’s how Robert the Doll earned his reputation as the most haunted doll in the world.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Storyville was New Orleans' historic red light district and hotbed of jazz music, sometimes referred to simply as "The District."

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

San Diego's most historic and haunted home.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

A museum and shop on Bourbon Street located in the French Quarter.

This historic "City of the Dead" lies prominently in the center of New Orleans' famous Garden District.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

The second oldest continuously operating bar in Louisiana.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.