Osborne Reef: A Failed Artificial Reef of Discarded Tires By Kaushik Friday, September 05, 2014 Environment, North America, Travel, U.S. No comments About 7,000 feet offshore of Sunrise Boulevard off the coast of Fort Lauderdale, Florida, lies an underwater wasteland of rotting tires. This is Osborne Reef, an underwater cemetery of 2 million tires that were placed there in the..