Uncover the enigma of La Mano del Desierto, a colossal hand sculpture rising from Chile's Atacama Desert, baffling and ...

There are a lot of different hand gestures that carry meaning in the motorcycle community, and it's important to know them before you start riding.

But when they leave — believing their sins have been cleansed by the redemptive bath — they leave with one thing in common: their foreheads display a sacred stroke of color.