The population of Sofia expanded rapidly as a consequence of migration from rural areas. New residential areas ended up inbuilt the outskirts of the town, like Druzhba, Mladost and Lyulin.????????, ????? ????, ??????? ???????, ???????, ?????, ???????, ?????, ??????, ???????, ????? ?????, ?????? ????,  ?????? ??????????.From hiking to ski

????????? ?? ??? ???????? ? ????????? ? ??????? ?? ??????????? ?? ?????????? ?? ???????????? ??????.?????????????? ?? ??? ???????? ???????? ???? 1950-?? ?????? ? ????? ???????????????? ????? (???). ???? ?????, ???????? ???? 1944 ??????, ? ???????????? ? ?????????????? ?? ??????? ??????????.??????? ?????? ??? ???????? ?? ??????????? ?? ?????? ?? ???