Boston's most popular half-marathon. Special group rates at the Sheraton Boston Hotel, the official race headquarters. Learn more

Takes place in Kangerlussuaq, Greenland. The endless ice and snow of this vast country make up the backdrop of this unusual race, in which runners pass glacier tongues, moraine landscapes and soundless, arctic desert. Sells out quickly.Learn more

Official Havana Marathon Tour Operator. Run Cuba's major event Marabana and let Marathon Tours & Travel take care of all the hassles for you! Travel restrictions to Cuba do not impact our tour. Learn more

Can you survive the Bermuda Triangle Challenge(BTC)? Choose your races from the Front Street Mile on Friday evening, the 10K on Saturday and the Half-Marathon or Marathon on Sunday. Run one race on each day and receive the coveted BTC medal!Learn more