Tampa Bay to Key Largo, Florida, 300 miles in 8 days or less. This Challenge is an expediton style adventure race for kayaks, canoes, and small sailboats. The time limit is 8 days but the winners will do it in 2 to 4 days. The distance is 260 to 300 miles depending on your course. This challenge is a qualifier for the Ultimate Florida Challenge. Starts 3/2/2013.