Ice skating in Borisova park on a frozen lake “Ariana” , Sofia the early 20th century.
Sofia, overlooking the street and square “Alexander I”, 1902.
Both sides of the flag of Rahovska band of the Ilinden–Preobrazhenie Uprising , 1903.
Peter Nejkov, Elin Pelin, Dimitar Boyadziev and Lubomir Davidov, Sofia 1907.
Sofia, boulevard “Maria Luiza“, photo taken around 1907.
Colored photograph of three young girls, dressed in folk costume (nosia) from Sofia, early 20th century.
The Literature circle “Thought” ( Литературният кръг “Мисъл”): Pencho Slavejkov, Peyo Yavorov, Petko Todorov and Dr. Krustyo Krastev, Sofia 1905.
Young girl with kalpak , early 20th century interior.
Unveiling of the monument of Tsar Liberator ( in honour of Russian Emperor Alexander II who liberated Bulgaria of Ottoman rule during the Russo-Turkish War of 1877-78 ) , Sofia, August 30, 1907.
King Ferdinand – the first head of state in the world to fly an airplane with pilot Jules de Laminne, Belgium, July 15, 1910.
Donka Ushlinova – a participant in the Ilinden Uprising, the Balkan Wars and World War 1.
All the photos were taken from ” Изгубената България ” http://www.lostbulgaria.com/