What do I do in the pyramid

Hint 1 of 21:

You need to know how to use the yellow crystal.

Hint 2 of 21:

Find the dot that looks like it's near Cairo and teleport there.

Hint 3 of 21:

Try that lever on the left wall.

Hint 4 of 21:

Stairs open up when you pull it. Go down them.

Hint 5 of 21:

There's the same old sarcophagus chamber.

Hint 6 of 21:

Go back up and look at the base. Look familiar?

Hint 7 of 21:

It's the bottom part of the device!

Hint 8 of 21:

Don't go on until you've gotten something from the sea at DMT.

Hint 9 of 21:

The glowing object is the next part of the device.

Hint 10 of 21:

Put the object on the base.

Hint 11 of 21:

Don't go on until you've gotten something from the eye carving near Lima.

Hint 12 of 21:

That's as Zak, not as a bird.

Hint 13 of 21:

Put the candelabra on the glowing object.

Hint 14 of 21:

This should look just like the device, without the crystals.

Hint 15 of 21:

So put the crystals on the crystalabra (as it's now called) one at a time.

Hint 16 of 21:

Try turning both of the switches.

Hint 17 of 21:

One person can't keep both switches on, apparently.

Hint 18 of 21:

But two people can each take a switch.

Hint 19 of 21:

Bring Annie into the secret room via the stairs.

Hint 20 of 21:

Let each person take a switch, and turn them both on.

Hint 21 of 21:

HURRAY!!! You've saved the world!!!