What does 25,000 barrels of oil look like?

Each day, an estimated 25,000 to 40,000 barrels’ worth of oil gushes into the Gulf, but visualizing the enormity of that number can be difficult. Using the Unreal Development Kit, this animated video shows what the low end of estimate looks like stacked up 15,00 feet into the air.
Full story at Gizmodo. Hat tip to @SixOkay.