This secluded walking trail is a hidden gem of a Pittsburgh park.

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

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

With 3,000 bikes on display, the world's largest bicycle museum includes some famous rarities.

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

This eccentric mansion museum holds a impressive collection of rare and automatic instruments.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

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

This Old Testament garden features 100 plants from biblical times.

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

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

Driftwood dinosaurs lurk within trees covered in a rainbow array of avian abodes.

The building that inspired Shirley Jackson's "The Haunting of Hill House."

Two distinctive homes on a New England village green look like a couple of frosted wedding cakes.

Stand at the center of this lakefront sundial, and you'll become part of the timepiece.

The house where Rudyard Kipling wrote the Jungle Book is also the location of the first tennis court in Vermont.

This unusual building straddles two countries.

This cavernous abandoned marble mine is popular with ice skaters in the winter.

This "common-as-dirt" museum celebrates the glory of normalcy.

A massive sustainable farm designed by the mastermind behind Central Park.

A beautiful, creepy 19th-century castle stands incongruous in rural Vermont.