The Koivusaari Nature Trail is located 2.3 km from the city centre of Rovaniemi toward Sodankylä, on Koivusaari, or Koivu Island, in the Ounas River delta. It is a part of Rovaniemi’s city centre trail network. The Koivusaari Nature Trail is well suited for spring, summer and autumn excursions. The delta islands of the Ounas River are low sand islands and sandbanks that get flooded in the spring...