Chur - Thusis: 29.8 kilometers - 404 altitude
You start the journey in Chur (593 m above sea level) and get on bike path no. 6 on the Polenweg to the imposing fortification Porta Rhaetica. From Rothenbrunnen the route makes its way over the gentle hills of the Domleschg fruit and castle country. In Paspels (757 m above sea level), you can marvel at the art works by the well-known artist Robert Indermaur. Lake Canova invites you to take a break, especially to cool down during summer. From here, it’s not far to Thusis, the historical trading place (680 m above sea level).
Thusis - Glaspass - Thusis: 36.1 kilometers - 1659 altitude
The Glaspass is an insider tip. The MTB route no. 90 takes you from Thusis (680 m above sea level) past the villages of Urmein and Tschappina into the Beverin nature park. The ascent to the Glaspass (1846 m above sea level) is long, but in addition to steep ramps, there are always flat roads where you can relax a little. Once you arrive at the pass, it’s worthwhile to ride a few meters further to the Beverin mountain inn. You definitely deserve to take a little break here! You only follow the road down the valley for a little while longer now, and then turn onto MTB route no. 623 "Heinzenberger Maiensäss Route". This will lead you high above the Domleschg over an impressive panoramic path. From Obergmeind (1813 m above sea level) via Plau to Prau da l'Alp, you’ll encounter several short steep slopes, but the great view makes up for it. The rapid descent to Präz (1170 m above sea level) and Raschlegnas will definitely put a smile on your face. The trail leads you through Cruttis Tobel and Tartar back to Thusis (680 m above sea level).
Thusis - Andeer: 27.1 kilometers - 983 altitude
From Thusis (680 m above sea level), the old Viamala road leads through the "lost hole" to Rongellen. The 300-meter high cliffs of the Viamala Gorge natural monument will amaze you. The road runs high over the Viamala and looking into the gorge is worth it. A stop at the Visitor Center not only gives you a chance to rest, but also brings you closer to the AlpTransit’s history. The route continues in the direction of the Muntogna da Schons and Schamserberg villages. Through Zillis (945 m above sea level) and Donat you’ll reach Lohn (1585 m above sea level), Mathon and Wergenstein. A great view over the whole valley, including the fantastic road to Wergenstein, which towers high above the Schamsertal will be your reward. A nice descent on an agricultural road brings you to Casti. An imposing wooden bridge takes you to Clugin, before you start the last stretch of the journey riding on a dirt road to Andeer (982 m above sea level). Andeer is known for its healing spring. Enjoy the mineral bath with a wellness area – it’s a guaranteed rest for your sore muscles.
Andeer - Lai da Vons - Splügen: 22 kilometers - 1237 altitude
The road from Andeer (982 m above sea level) in the direction of Lai da Vons ascends without mercy. As you climb higher and higher through the forest of the Tranter Tschaingel, you’ll get to enjoy wonderful views over the whole valley. At Pastgaglia, you have almost already climbed up one thousand meters and will leave the tree line behind you. There will hardly be any flat roads to offer a chance to take a breath. You do have to persevere for a bit. Turn left once you reach Larisch. The natural road is now a bit bumpy. Shortly after the highest point of the climb (2050 m above sea level), you’ll be able to see the Lai da Vons (1994 m above sea level). In the tranquility of nature, enjoy the epic panorama, pat yourself on the back and roll down the mountain to Sufer's. The cycle route no. 505 "Rheinwaldroute" takes you through the valley floor of the Rheinwald to Splügen (1458 m above sea level), the oldest pass village in Graubünden.
Splügen - Splügen: 33.2 kilometers - 361 altitude
From Splügen (1458 m above sea level) follow the Rhine towards its source. Via Medels and Nufenen you’ll ride through the Rheinwald to the Posterior Rhine (1620 m above sea level), the oldest Walser settlement in Graubünden. From the Posterior Rhine it’s not far to the shooting range. During the week, the trip ends here, but on the weekends, you can reach the valley via a natural road in the direction of the Rheinquellhorn. On the other side of the Rhine, the route leads down the valley on a dirt road. Via the old Landbrugg, you’ll return to the village Posterior Rhine. If you like taking the easy path, take bicycle route no. 6 to Nufenen. Riders who are interested in a more technical road should tackle the meadow path on the other side of the Rhine. From Nufenen the cycle route no. 505 "Rheinwaldroute" leads down into the valley. You’ll make your way back to Splügen (1458 m above sea level) while riding along the Posterior Rhine through the valley floor of the Rheinwald.
Splügen - Chur: 58.6 kilometers - 580 altitude
You’ll leave Splügen (1458 m above sea level) on cycle route no. 505 "Rheinwaldroute" down the valley. At first, the road heads a few meters in the direction of Splügen Pass.
In the first bend, you’ll turn left and reach a short but steep climb through the Fugscht forest (1589 m above sea level). A rapid descent brings you to the Sufnersee, whose water shines turquoise. On the Northern shore of the lake, you’ll take the little-traveled road in the direction of Roflaschlucht (gorge). Even from the road, you’re guaranteed great views of the wild canyon. Through Bärenburg (1040 m above sea level), you’ll take a side road to Pignia. From here, a nature trail leads to Zillis (945 m above sea level). An insider's tip is Capun's, a local specialty - prepared by the Swiss Capuns champion at the hotel Post. Strengthened from the food the route leads you over Reischen (1024 meters) through the Viamala gorge to Thusis (680 m above sea level). Cycle route no. 6 takes you along the Posterior Rhine through the Domleschg. In Reichenau, where the Anterior Rhine merges the Rhine Anterior, change onto the Rheinrad route no. 2 and a comfortable ride back to Chur (593 m above sea level).