5150 Poznań Triathlon, a thrilling event unfolding amidst the historic tapestry of Poznań, Poland. Swim Segment at Lake Kierskie: Immerse yourself in the pristine waters of Lake Kierskie, a place steeped in the annals of Polish triathlon history. This captivating lake served as the inaugural battleground for triathlon competition in Poland back in 1984. With its crystal-clear waters and tranquil surroundings, it provides an idyllic stage for an exhilarating swim. As you glide through the ...