Coeur d'Alene, Idaho (United States of America) - "Coeur d'Alene Marathon, Half Marathon, 10k & 5k". The CDA Marathon, Half Marathon, 10k, and 5k run offers one of the most spectacular events in the Country. At an elevation of 2200 feet above sea level, the resort community of Coeur d'Alene, Idaho, resting on the shores of spectacular Lake Coeur d'Alene, welcomes visitors to one of the most breathtaking races in North America. www.runsignup.com/Race/ID/CoeurDAlene/nsplit?rsus=500-400-78b1b2a7-b54d-4b9a-bff8-923dd2086432