After days of mindnumbing guard duty for a desert caravan crossing you discover something that peaks your interest. A meteor strike lands close to your campsite. With the caravan settling down after a night's travel, you and your associates opt to investigate it.
This scenario was designed for a group of 5 PCs of 3rd level group. While it was set for 1st/2nd edition rules, it is easily altered to fit most rulesets campaigns.