Come for the speed, leave in love with the desert.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

This downtown Dallas art installation is always on the lookout.

An emerald-green grotto just a short trip from Austin.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

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

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Pulled from the rubble of one of the worst modern tragedies, a steel crossbeam became a symbol of hope for New Yorkers.

This tiny little island has, as the name says, just enough room for its single house.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

A castle built for love, and abandoned due to heartbreak.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

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

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

Elevated freight railway turned wildly successful urban park.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

On the Hudson resides one of the largest clocks in the world.

A serene plaza that commemorates one of the Granite State's most iconic figures.

A very big rock just plopped down in the New England woods.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

This erect, phallic geological spire wasn't always named so domestically.