What is the name of the 350m high hill and Gustav Arthur Graser and his brother Karl Graser co-founded a social reform settlement?
Monte Verità Monte Verità (literally Hill of Truth) is a hill (350 m high) in Ascona (Swiss canton of Ticino), which has served as the site of many different Utopian and cultural events and communities since the beginning of the twentieth century, having started out as a popular destination for Wandervogel hikers during the Lebensreform period.
Sackwald The Sackwald is a ridge, up to  sea level (NN) high, in the Lower Saxon Hills in the district of Hildesheim in the North German state of Lower Saxony. It is named after the village of Sack in the borough of Alfeld, the name meaning "Sack Forest".