Rurre is only nice for trekking in the jungle or pampas. In the pampas, you can fish for piranhas, look for anacondas, and watch crocodiles and lots of other animals (mostly birds).
The jungle is full of mosquitos and is full of trees and plants. But it's not very easy to live here.
Quick Tips:
Don`t drink too much of the orange juice they serve in town if you don`t want too shit your pants of.
Best Way To Get Around:
From La paz you can catch a flight (about ) or take the bus (19 hours, but very cheap).