Thalasia

Thalasia was the fourth layer of the plane of Elysium.

Realms

 * Portico
 * Sea of Thalasia
 * Waves of Grief
 * Thalastrom
 * Citadel of the Sea
 * Isles of the Blessed
 * Avalon
 * Selkies' Grotto
 * Trishna's Realm
 * Ro Stau