Three hundred years of preserved Spanish colonial history in San Antonio.

A 131-year-old wunderkammer of Texas history.

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

A bronze statue of Mister Rogers in the neighborhood where he grew up.

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.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

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

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

The oldest of only three existing statues of the great novelist stands in a city he did not care for.

This extraordinary Depression-era expenditure was modeled after a postcard of a Mediterranean hotel.

This public park was the site of the largest civilian disaster of the Civil War.

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

Alexander Hamilton’s creation caused quite a bit of controversy.

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

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

Despite being stolen multiple times, this civic electrician's street corner Snoopy won't be stopped.

A local prank turned town icon.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

This elaborate towering structure was once famed for its revolutionary height.

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

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

Yo, Adrian!