The Lost stone of Puna

Story:

While Lara was cleaning her room she found old secret passage into some lair. It was his fathers secret room. 
She noticed that there were many notes about meteorite stone. Lara noticed that the stone was exactly same 
what she found years ago. Her father had drawn picture of that stone and also written letter to Lara. 
In the letter was told where the artifact would be. So now Lara goes to small trip...



Info


Secrets: None

Hints:   Blade in middle of passage near two waterfalls. Don't even think about jumping over it.
         Native in long cave, don't shoot him before he opens something.
         In swamp avoid big plants...

Bugs:	 Some dinos seem to lost their minds so they maybe running towards walls..
         They also have some kind of dying bug sometimes... They get up. They die. They get up. They die...

Enjoy!