Why is there a lion on the Tasmanian flag? Mount Nelson Signal Station, Mount Nelson. March 2011. Mount Nelson is a suburb of the city of Hobart, Tasmania, Australia. Its name would suggest that it is located upon a mountain, but you’ve not reckoned with the cunning logic of Tasmanians. Now, there is no universally accepted definition of a mountain. The Oxford English Dictionary defines a mountain as a natural elevation of the earth surface rising more or less abruptly from the surrounding level and attaining an altitude which, relatively to the adjacent elevation, is impressive or notable. Strictly speaking , Mount Nelson is not much of a mountain. Given that Mount Wellington towers over it right next door, I’m not sure it’s visage is either impressive or notable. Indeed, its highest peak is a measly 350 metres above sea level. The view of South Arm Peninsula and beyond. Mount Nelson Signal Station, Mount Nelson. March 2011. Mount Nelson was originally named Nelson's Hill – a far