This is one of the bluest lakes you can find in Switzerland. Unfortunately its one of the very view places you have to pay entrance for but its worth it. How to get there: Drive to Kandergrund and then just walk. Its accessible for everybody. Price: Mon - Fr during the day you pay 10chf, in the evening after 6pm you pay 8chf. Sat - Sun you pay 12chf during the day and 10chf after 6pm.