The rocks in this arid basin leave trails of movement behind them.

Ancient human, animal, and geometric figures drawn in the earth.

Half of a waterfall goes into the river while the other half seems to disappear.

Politicians, bureaucrats, and military officers gathered in this field near the Capitol to settle their disputes with blood.

The walls of the iconic dome are hollow and have a secret stairway.

Phil Mortillaro uses keys to bring art back to the Village.

Paris' linguistic guide to the international language of, yes, love.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

On La Gomera, "Silbadors" communicate in a 4,000-word language of whistles.

The language and heritage of a nearly forgotten culture can still be explored in this Southern enclave.

Xul Solar was an artist of alternate worlds, inventor of languages, and dreamer of utopias.

Museum devoted to the artificial language of Esperanto.

A local dialect born in the late 19th century is only spoken in this isolated California valley.

Trace the history of writing at this unusual North Carolina destination.

Hundreds of thousands of ancient documents offer a unique glimpse into Jewish life in Cairo.

Read a book next to a Midtown waterfall.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The ancient tomb acts as a calendar that keeps perfect time.

Roots and stumps that lay inundated for two millennia are on display in Japan's city of three mysteries.

The clock that sets them all.

A preserved oak tree about 3,500 years old found in Riga, Latvia.

A small museum filled with over 1,000 clocks, and one particular clock calibrated to run until the year 9999.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.