As you enter the desert, the heat pounds down on you like a giant's hammer, smashing you into the anvil of the sand. The uncertain footing makes you work to move, and you drag yourselves into the furnace.
A hundred grueling paces in, focusing on the stone cairn as it shimmers in and out of focus in the heat mirage, and you find yourself finally there. Hasan stumbles into the rock pile, and it tumbles to the ground, scattering, revealing a pit beneath it. Hasan scrambles for a grip lest he fall into the devouring hole.
Hasan, Dexterity saving throw, please.