Where do the teleporters lead?

Hint 1 of 6:

The teleporters are glowing round disks on the ground you find as you
explore.

Hint 2 of 6:

They lead to some of the most interesting places!

Hint 3 of 6:

Sometimes these are the only way to travel to the remote areas in this land.

Hint 4 of 6:

I would suggest you use every one you encounter to see where it ends up.

Hint 5 of 6:

If you find a teleporter that is not functioning, make note of its location.

Hint 6 of 6:

Later in the game you will find a way to fix it.