According to myth, there's a bloody explanation for the beautiful bright red color of this rock formation set amidst alpine vegetation.

Time capsule of a museum, in which the Soviet Union remains alive and kicking.

Utopia and nostalgia mingle at the site of Bronson Alcott's ill-fated agrarian commune.

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

The Pennsylvania shopping center was once the setting for the 1978 film, "Dawn of the Dead."

The last remnants of Fort Pitt also hold the distinction of being the oldest structure west of the Allegheny Mountains.

There aren't too many operational funiculars around, but Pittsburgh has two!

Color-coded signs direct drivers on a network of routes designed to avoid Pittsburgh traffic.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

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.

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

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

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

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

This picturesque stream was up until recently the site of a ten story mountain of slag and sewage.

These disused steel furnaces are now haunting ruins that may one day be a national park.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

The most famous location in China was home to whole dynasties worth of imperial rulers.

This smaller cousin of the Forbidden City has gone from ancestral sacrifice to tourist's whispers.

Once an imperial lake garden, anyone can now visit this city park.

Built entirely of interlocking pieces, construction of this Chinese Muslim house of worship required zero nails.

An outstanding piece of retro Sci-Fi architecture built into a sacred mountain.