Watch Mountain: Life at the Extreme Episode 1 HD Full Free on SolarMovie. Watch Mountain: Life at the Extreme tv series online free. A landmark 3-part series from the BBC's Natural History Unit revealing the extraordinary animals and...A landmark 3-part series from the BBC's Natural History Unit revealing the extraordinary animals and remarkable people who make a home in the iconic mountain ranges of the world. There is one episode each on the Himalaya, Rockies and Andes.