Puuhama is 0.8 mi (1.2 km) from central Tervakoski, why not stop by during your stay. If you'd also like to explore some of the parks in Tervakoski, Kiimankallion Nature Reserve is nearby.
If you like spending time outside, then spend the day at Pauninkorven Nature Reserve, located 5.8 mi (9.3 km) from central Janakkala. Want to stretch your legs some more? Head to Loytokorven Nature Reserve and Klemolan Nature Reserve, both a short walk away.