At sunset the drivers headed home, leaving behind splotches of oil on the sand and track marks scarring the dunes. But Amar said the gas-guzzling sport was not necessarily in conflict with nature.

The latest leak in the Keystone oil pipeline in North Dakota on Tuesday continues the troubled history of the 15-year-old pipeline.

At sunset the drivers headed home, leaving behind splotches of oil on the sand and track marks scarring the dunes. But Amar said the gas-guzzling sport was not necessarily in conflict with nature. "I ...

Wearing a helmet and strapped securely into his four-wheel-drive, Abdelilah al-Rabea tore off across the Saudi desert, kicking up clouds of sand as a crowd of hundreds cheered him on. Every year ...