Board train to Montreux in the morning. Arrive Montreux, and later visit the mountain excursion of Glacier 3000 via Gstaad. Ascent by cable car to Glacier 3000 & enjoy your time on the Peak walk, snow activities & lunch at Botta restaurant (optional). If you are more adventurous then you can also opt for the Alpine coaster ride on the peak Or take a Snow Bus (optional). On your way back to Montreux, why not visit the magnificent Chillon castle situated by the lake (entry free with valid Swiss Travel pass). Overnight in Montreux.