Exploring the past, present, and future of blues music.

The 10th-tallest pyramid in the world, this former sports arena is now home to a massive Bass Pro Shops store.

In Tucson a giant metal snake helps pedestrians cross a busy highway.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

The first park built over a freeway is a brutalist masterwork.

Like Stonehenge, but with boats and oodles more charm.

This whimsical statue marks the high water level from the Great Flood of 1993.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

Journey through a bit of nostalgia inside this classic record and video store.

There's something big lurking beneath the surface of this tiny Oregon park.

On the Oregon coast is a natural hole that seems to be draining the sea.

This frequently-photographed waterfall takes only a short hike to visit.

Though strikingly beautiful, Seattle's other railway station is now largely forgotten.

This square in downtown Eugene is dedicated to the novelist and countercultural figure Ken Kesey.

A chessmaster's dream destination.

Hundreds of graffiti artists have decorated this flood-wall on the west bank of the Mississippi River.

In use from 1742 to 1910, only flat headstones were allowed in this cemetery.

One of the world's oldest continually operating bookstores.

America's oldest drive-in movie theater has been in continuous operation since 1934.

A historic and oft-filmed prison stands in a Chicago suburb.

The lasting remains of the region's once booming cement industry.

Known as the "Cross At The Crossroads," this massive metal cross is just short enough to avoid the FAA.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

This medieval city gate is now a blend of the past and the modern world.