See the computer’s history revealed over the course of 20,000 years.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

The old fire tower is one of the last of its kind in the United States.

One home in the historic strip hides secret compartments and the ghostly songs of long-gone canaries.

This cemetery is one of the last remaining traces of a drowned old Western town.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

What if the cure for all that ails you was as simple as repeated exposure to low-dose radon?

Jail from the 19th century that was built by inmates.

This work of art by Matthew Mazzotta resides in this park dedicated to the first black legislator in Idaho.

The largest outdoor art gallery in the Northwest United States.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

A memorial for public executions that dates back to the 14th century.

A mysterious shape catches the eye in this 16th-century painting.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

An incarceration museum on the spot of possibly the oldest prison in England.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.