- Cărți electroniceThe Peaks of the Balkans TrailRudolf Abraham
- Cărți electroniceThe Mountains of MontenegroRudolf Abraham
- Cărți electroniceWalks and Treks in CroatiaRudolf Abraham
- Cărți electroniceWalking in the SalzkammergutRudolf Abraham
- Cărți electroniceWalking St Cuthbert's WayRudolf Abraham
- Cărți electroniceHiking Slovenia's Juliana TrailRudolf Abraham
- Cărți electroniceTrekking in Torres del PaineRudolf Abraham
- Cărți electroniceWalking St Oswald's Way and Northumberland Coast PathRudolf Abraham