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

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

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

These markers are used to document elevation changes around the famed dam.

These markers are used to determine the ground stability of the Strip.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

A museum chronicling pioneer life constructed over Interstate 80.

This otherworldly church spire reaches up toward the heavens.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

This huge clock made of flowers and simple machinery was once used a political weapon.

Journey up the capitol building's cupola for an amazing view of Topeka.

This massive railroad spike celebrates the 1939 premiere of the movie “Union Pacific.”

These ancient sacred grounds granted amnesty to those who managed to reach them.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

When zealous marijuana enthusiasts kept stealing the "Mile 420" highway marker, the State of Colorado got creative.

Take a dip in the world's largest mineral hot springs pool.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A Saint Nicholas-themed ghost town in the Mojave desert.

Every year, festive decorations appear on this juniper tree located in the median strip of a busy highway.

These elusive, isolated rodents evolved into a distinct, locally iconic subspecies.

A graceful natural rock formation stands astride the point where the Gulf of California meets the Pacific Ocean.

These wire animal sculptures commemorate the exotic inhabitants that once called the Tower of London home.