Appearing every one hundred years after an unbelievably vicious storm, the secret island known as Umberlee's Eye can be found (if one is brave or foolhardy enough). Rumoured to have a hidden temple containing treasures seized by Umberlee from countless shipwrecks.
Text found on the map:
“A map showing the secret isle known as Umberlee's Eye”
“Fierce beasts abound! The careless will perish!”
“Travellers beware! A word to Waukeen, some time for Tymora, and a sign from Selune”