Iso-Kypärä (Big Helmet in English) is about 400 metre long and 150 metre wide lake in Hyvinkää. This beautiful little forest lake is part of Kytäjä-Usmi outdoor recreation area.
Many small forest trails take you to Iso-Kypärä lake. It’s not far from the Hyvinkää city but still hidden in the middle of a peaceful forest. Iso-Kyprä lake is a perfect place to enjoy a moment in the peace of nature. Also perfect spot for a picnic or campfire cooking.