Balkan Mountains / Aemus Mons (7 Subjects)
Pass in the Balkan Mountains.
Route through the Balkan mountains on the frontiers of Bulgaria and Rumania.
Pass in the Balkan Mountains on the Bulgarian side.
Pass and waterfall in the Balkan Mountains.
Ascent on the Balkan mountains.
Pass in the Balkan mountains.
Stem and flower of plant of the genus Veronica, discovered by the author during his tour of Aemus Mons.