Backup Power Box and Tomahna Bug Cage
Backup Power Box:
Shut off everything in the waterfall room then push the button combinations at the Power Box until you get both symbols for the Waterfall green then open the floodgate.
Tomahna Bug Cage:
At the begining of the game when your are in Tomahna don't open the glass cage containing the bugs as this will annoy Yeesha as you will have ruined her experiment.
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