A detailed description of Aghios Petros-Karyes of the route of the European Path E4, with descriptions and photos, is included in the most complete hiking guide for Parnona, Parnon topoguide.

Parnon topoguide is available for Android devices as one of dozens of regions of Greece offered by the application topoguide Greece. Get the Parnon topoguide as an in-app purchase.

Parnon topoguide is also available for iOS (iPhone και iPad) devices as one of the regions offered in the hiking application Topoguide Greece. Get the in-app purchase Parnon topoguide and explore Parnon.