Dick Smith wasn't just about the electronics, he had a few other interests.

https://www.wildernessshop.com.au/products/balls-pyramid-by-...

https://dicksmithadventure.com.au/assault-on-balls-pyramid/

These days its is essentially fly-by only unless you can get research related landing | climbing permission.

https://www.youtube.com/watch?v=cqQrWWpcT0I

https://en.wikipedia.org/wiki/Ball%27s_Pyramid

https://www.youtube.com/watch?v=icJWq58_5QQ