Catalyst: On The Road (Part 4)

Standing atop the spectacular Bunda Cliffs, Derek and Simon ponder how to accurately calculate the length of Australia's coastline.

English

Originally Aired March 1, 2013
Runtime 30 minutes
Content Rating United States of America TV-G
Network ABC (AU)
Created January 28, 2015 by
Administrator admin
Modified January 28, 2015 by
Administrator admin