The river Vantaa (Vantaanjoki) runs for 99 kilometres (62 mi) through the capital area, providing excellent fishing, hiking, and general adventure for all ages. One the best places to enjoy the river is by the Vantaankoski rapids where nature meets old Finnish industry.

Rapids rarely freeze even in the coldest of winters even though the water flowing through the rapids may actually be below 0°C (32 °F),...