ACA Instructor TrainerWhitewater Kayak, Canoe, River RescuePotomac River Outfitters703.338.9790http://potomacriverkayakschool.com/cale ... or-course/ June 2-6. 5days total. Qualified participants will have the chance to earn their Level 1-4 river kayak certification from the ACA. Course taught locally here on the Potomac River. Lodging can be found for out of town guests.Email or call with questions.nathan@potomacriveroutfitters.com or 703 338 9790Nathan Nahikian, Owner