Arosa

Obersee ("upper lake") or Oberer Arosasee is the lake in the center of Arosa, a resort in the Grisons, Switzerland. The lake has a surface area of 7.1 ha (18 acres) at an elevation of 1734 m. Arosa's lower lake (Untersee) is at 1691 m.

Arosa railway station is a railway station on the Chur–Arosa railway (the "Arosabahn") of the Rhaetian Railway (RhB). It is situated in the town and resort of Arosa, close by to the Obersee (one of the lakes in the vicinity). The station is the upper terminus of the line and has a number of passenger facilities including a ticket office, shop, and cafe. A 299m long tunnel takes the line under part of Arosa as it ascends to the station. There is a large yard of freight/rolling stock sidings just beyond the station at the very end of the line, as well as a 2-road locomotive shed (essentially for shunters) at the lower end.

Tschuggen Express is a funicular railway in Arosa, Switzerland. It leads from Arosa at 1850 m to Tschuggen at 2004 m in the Arosa skiing area on Tschuggen (2049 m). The single-track line with a length of 535 m has an average incline of 38% and a difference of elevation of 154 m. The two circular cabins for 6 persons each are coupled and have level compensation.The funicular is operated by Arosa Bergbahnen for the Tschuggen Hotel Group. It was completed by Steurer Seilbahnen in 2018, replacing a monorail installation from 2009 and reusing its stations.

The Tschuggen is a mountain of the Plessur Alps, overlooking Arosa in the Swiss canton of Graubünden. A gondola lift and a chairlift link the top of the mountain with the town and resort of Arosa — the base station of the chairlift is near to Arosa railway station. Near the summit are located an observatory and a mountain hut.

The Aroser Weisshorn is a mountain of the Plessur Alps, overlooking Arosa in the canton of Graubünden. A two-stage cable car links the top of the mountain with the town and resort of Arosa — the base station is near to Arosa railway station.

Langwies is a former municipality in the district of Plessur in the canton of Graubünden in Switzerland. On 1 January 2013 the former municipalities of Langwies, Calfreisen, Castiel, Lüen, Molinis, Peist and St. Peter-Pagig merged into the municipality of Arosa.

The Amselflue is a mountain of the Plessur Alps, overlooking Arosa in the canton of Graubünden. The main summit has an elevation of 2,781 metres, while the eastern summit, located directly above the Maienfelder Furgga, is 2,768 metre high.

The Älpliseehorn is a mountain of the Plessur Alps, located south of Arosa in Graubünden. It is part of the range east of the Aroser Rothorn. On the north side of the mountain lies the Älplisee.

St. Peter-Molinis railway station is a Swiss railway station on the Chur–Arosa railway (the "Arosabahn") of the Rhaetian Railway (RhB). It is situated between the villages of Molinis and St. Peter, both within the municipality of Arosa, though slightly nearer to Molinis.

Molinis is a former municipality in the district of Plessur in the canton of Graubünden in Switzerland. On 1 January 2013 the former municipalities of Molinis, Calfreisen, Castiel, Langwies, Lüen, Peist and St. Peter-Pagig merged into the municipality of Arosa.

The Plessur Alps are a mountain range in the Alps of eastern Switzerland. They are considered to be part of the Western Rhaetian Alps. They are named after the river Plessur, which originates from the center of the ranges. The Plessur Alps are separated from the Glarus Alps in the west by the Rhine valley; from the Rätikon range in the north by the Landquart river valley (Prättigau); from the Albula Alps in the south-east by the Landwasser river valley; from the Oberhalbstein Alps in the south by the Albula river valley. The Plessur Alps are drained by the rivers Rhine, Plessur, Landwasser and Landquart. The ski resort Arosa lies in the middle of the range. Peaks of the Plessur Alps are the Aroser Rothorn (highest, 2,985 m (9,793 ft)) and Stätzer Horn (2,576 m (8,451 ft)). A mountain pass in the Plessur Alps is the Strela Pass, from Davos to Langwies, elevation 2,377 m (7,799 ft).

Pagig is a village in the district of Plessur in the canton of Graubünden, Switzerland. An independent municipality before, it merged on January 1, 2008 with neighboring St. Peter to form the municipality of St. Peter-Pagig.