Highlights: Thun (& Castle) Route 99: Section 4 (Thun 560–Langnau I.E 670) Stats from SwitzerlandMobility.ch (https://www.schweizmobil.ch/en/cycling-in-switzerland/routes/route/etappe-01073.html): 67km long, height difference … Continue reading Route 99: Section 4 – cycling Thun to Langnau I.E. , Switzerland