When on our small vacation on Lake Pielinen, it was easy to visit Koli National park. Koli has been one of my favorite sights since my youth. My first visit was when in army in 1965 and after that I have been there many times. .... Castle ruins of Raasepori / Ruinas del castillo de Raasepori (1); Children's sailing and September flowers / Concurso de vela de ni?os y floras de septiembre / Compétition de voile pour enfants et fleurs de Septembre (1); City of Oulu / Ciudad ...