James Brooks, 9V1YC is a superb DX-peditioner and film maker. He has posted his many videos for free viewing, and the Heard Island video is extraordinary:
The video underscores the planning and co-leadership of Dr. Robert Schmieder, KK6EK, who is leading the 2015 VK0EK Heard Island DX-pedition.
This video clearly shows why a large ship is needed, and also why Heard Island has not been activated for 18 years. This is a very big project to undertake – perhaps unequalled as far as Southern Ocean expeditions go.