Experience blue-green lakes, picturesque chalet villages and eternally white mountain summits. Marvel at the beauty of the landscape while relaxing on board a boat that glides over the emerald waters of Lake Thun and Lake Brienz.   Visit these two famous lakes with this customizable day trip. Simply choose your preferred date, then take a boat cruise to discover the lakes’ sights at your own pace. Depart from are Thun, Interlaken West, Interlaken East (Ost), or Brienz. Check out famous sights such as the St. Beatus Caves, the Giessbach Falls or the many castles around the lake, or simply sit back and soak in the views of the Bernese Oberland mountains.   How you spend your day is up to you. Make as you many trips along the routes around the lakes and fill your day with new memories.