A tunnel with windows, so you don't miss out on the impressive views.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Nature has shaped this drainage tunnel into the digestive tract of a mighty beast.

A statue honoring Grand Junction local James Dalton Trumbo, writing from his favorite spot, his bathtub.

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

This cast-iron canine is a beloved icon among the people of Johnstown and ice hockey fans everywhere.

Steepest flood safety railway in the entire world.

Chase waterfalls, hiking trails and more.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

The penultimate and final resting places of British General Edward Braddock—minus a few bits and pieces.

Sip cherry liqueur at a bar dating back to 1840.

Eat the ultimate iteration of Portugal's most beloved pastry.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

A T. Rex statue dressed as Mister Rogers honors the children’s-television pioneer.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

A portion of the old Pirates stadium over which a defining home run once flew still stands even after the rest of the stadium was torn down.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

The Master of Magnetism dominates the walls of a scrap metal yard to keep graffiti artists at bay.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

A piece of baseball history is preserved in a Pittsburgh parking lot.