The aerial ropeway used to convey asbestos ore between Havelock Mine in Swaziland and Barberton Railway Station in South Africa. It was completed in October 1938, and at that time, it was the longest aerial ropeway in the world, and the only one to cross an international border.
Length 20,36 km
Speed: 183 m per minute (11 Kph)
Load per car: 200 kg
Hourly capacity: 13,5 metric tons
Supporting pylons: 52
Longest unsupported span: 1207m
Highest point above ground: 189m
Seeing the ropeway in action was a common sight for Lowvelders until 2001 when the mine closed. All the cargo gondolas were then removed from the ropeway, and it has since deteriorated and rusted to an extent that it will probably never work again - sad.....
The cache is a small magnetic bison tube.