The Box is a Hell of isolation, claustrophobia and imprisonment. Where you will find many who fear tight spaces.
The 5757h layer of the Infinite Abyss. A land of charred black metal and the stench of ever-burning flesh.
"Are you crazy? There ain’t no such thing. It’s all fairy tales for the stupid and desperate. Even if it were, they all say it’s cursed or something. Get back to work."
The Moaning Lands of the Dead and Dying. Many foul creatures of undeath roam here and seek living flesh, no one is quite sure what happened to this large desert island. Maybe you could unlock the mystery and free the tormented.
The PCs have been traveling for a long time down the same stretch or round with no sign of anything suspicious. As they cross over to the next hill they see a gigantic splater of blood with a bleached dragons scull in the center of it. It the dragon skull's mouth is a tattered backpack with something wiggling inside of it.