A small but industrious mining operation that allows visitors to touch precious gems while they are still in the rock.

Mysterious and ancient carved standing stones.

Mineral springs believed to hold therapeutic properties draw in visitors from all over.

Visit this odd display of indigenous style in Argentine wine country.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Classical ruins that remember ancient Rome's presence in Africa.

An extraordinary mix of Phoenician, Roman, early Christian, and Byzantine ruins beautifully set overlooking the Mediterranean.

The elliptical citadel resisted the advance of the mighty Ottomans several times, thanks to the military prowess of the "Dragon of Albania."

200-foot-high minaret and only remnant of Afghanistan's lost city of the Turquoise Mountain.

Despite a history of destruction, this former citadel survives to document Afghanistan's oft overlooked history.

Once an impressive link to Afghanistan’s Buddhist past, now a sad reminder of intolerance towards other cultures.

This magnificent blue mosque in Afghanistan is surrounded by thousands of white doves.

Around half a million years ago, these magnificent columnar basalt cliffs were formed from cooling lava.

A small Wyoming town is home to the state's oldest-operating soda fountain.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

Native Americans built this circle of stones, which was used to predict astronomical events.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

A "Minnesota-style" pizza parlor in the Scandinavian heart of Seattle.

Over 75 historically themed murals grace the walls of a small Washington city.

A giant roadside black bird marks the location of this eclectic local mall.