Boot camp

From Openwaterpedia

noun - An open water swimming boot camp is a type of group open water swimming training, introduction or orientation program conducted by experienced open water swimming coaches, clinicians and technicians. These programs are designed to increase navigational IQ in open bodies of water and improve acclimatization, speed, strength and stamina in the open water hrough a variety of intense group activities, workouts, discussions and training sessions on dryland and in the open water.