Watch Live BNT 1 Bulgarian National Television Streaming Online Free with High Quality at Tvtoss. BNT 1 Bulgaria Sports Channel Live online on internet, where you can watch BNT 1 Bulgaria Live Streaming, BNT 1 Bulgaria HD, BNT 1 Bulgaria is a Bulgarian-language public television station founded in 1959. It began broadcasting on December 26 the same year. The headquarters are located in Sofia, Bulgaria. BNT 1 is run by the Bulgarian National Television.