[Parsulan] The Prismatic Lake: From the Sorcerer's Skull (opens in new tab)

In the Berlaith region of the content of Parsulan, there is a magical body of water known as the Prismatic Lake. The reason for the name is obvious: clear as it is (and its waters as remarkable pellucid), they are tinted with a rainbow of colors. The reason for the lake's unusual appearance is the n