Helvarg has broadcast more than 40 television documentaries produced by PBS , The Discovery Channel , and others . More than 40 television documentaries produced by PBS , The Discovery Channel and others were broadcast .
Helvarg telah menyiarkan lebih daripada 40 dokumentari televisyen yang dihasilkan oleh PBS, The Discovery Channel, dan lain-lain. Lebih daripada 40 dokumentari televisyen yang dihasilkan oleh PBS, The Discovery Channel dan lain-lain telah disiarkan.