First, stand here (in front of the Chamber of Knowledge):
Now, click on or around the door to Brady Barr's Lab.
(You must do this part quickly) While you animal walks to the door, click the switch animals button and then click your current animal. Now, click about here:
If you did this correctly, you should be on the walls! If you walk all the way to the right, you can find the giant elephant statue (as mention in glitch pictures 8 months ago)
And... That's pretty much it. :P
Coming soon: Chamber of Knowledge Glitch.
Here are links to other glitch posts: