Golema chuka summit on sunrise, Western Stara planina, on the...

Debeli rid ridge on sunrise, Pirin

Ruen refuge on sunrise, Osogovo

Ruen refuge, Osogovo

Solunska glava, North Macedonia

Sinanitsa summit at sunrise, Pirin

Vihren, the marble giant, at sunrise, Pirin

/2023 A3 (Tsuchinshan–ATLAS)

Aurora Borealis above Sofia, Bulgaria - Solar activity peak