[de] Das Matterhorn – Der Gefährlichste Berg Der Welt Alpine Avenue Books, Alpine Avenue Books

[de] Klettern – Action for Kids Alpine Avenue Books

[de] Windsurfen – Action for Kids Alpine Avenue Books

[de] Bergsteigen – Action for Kids Alpine Avenue Books

[en] The Matterhorn - the Most Dangerous Mountain Alpine Avenue Books

[en] Climbing – Action for Kids Alpine Avenue Books