This love letter to Poland serves bracing dill pickle soup and plump pierogis.

The eroded core of an ancient volcano is now accessible by a short hike.

The sign at the garden gate reads: "These Plants Can Kill."

Witnessing the might of this dessert-colored desert waterfall is a rare, powerful treat.

The cinder cone volcano with a less than complimentary name.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

A mysterious spirit totem at the edge of Navajo lands.

Ancient pueblos built into the base of a natural canyon wall.

This historic national park is covered in the stunning ruins of red rock pueblos.

The artist James Turrell is repurposing an extinct volcano crater as an observatory to experience the cosmos.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

An artificial crater field that trained astronauts for lunar exploration.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

One of the final grand railway depot hotel complexes is slowly being restored to its former glory.

The remains of this hell for leather wild west town can still be found in the Arizona desert.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

One of the largest open-pit copper mining operations in the entire country.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

The world's largest military aircraft cemetery.

The biggest solar telescope in the world helps reveal the secrets of our sun.