Smithsonian Magazine:
How Museums in Central and Eastern Europe Tell the Complicated Story of Life Behind the Iron Curtain
British Airways:
Five budget-friendly city breaks to take this spring
DW Travel:
Sofia – One of Europe's Oldest Cities
Free Sofia Tour:
The Red Flat – Life in Communist Bulgaria
BNR:
Life in Communist Bulgaria
Kashkaval tourist:
The Red Flat: an immersive experience of day-to-day life in socialist Bulgaria
NOVA TV:
MEMORIES OF THE PAST: A socialist apartment became a museum in the center of Sofia
BNR:
Socialist lifestyle as a tourist destination
Svobodna Evropa:
The Red Flat in Sofia: Memories of the recent past