A glittering Thai Buddhist temple in suburban Pennsylvania.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

Pennsylvanian mass grave and possibly mass murder.

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

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

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

This lush forest valley was once mined for lumber to the extent that it was once nicknamed "The Pennsylvania Desert."

The oldest farmer's market in America is so ancient it was approved by the King of England.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

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

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

This might just be the TARDIS of bookstores.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

A ghost town in a remote corner of Oregon hosts a touching tribute to Sacagawea’s son.

At the base of Steens Mountain resides an otherworldly desert.

A logging-themed roadside restaurant surrounded by museum-quality machinery and artifacts from the industry's heyday.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

This natural marble cave is one of only five national monuments in Oregon.