Here's a battlemap from our free adventure Goblindependence Day. In this adventure, this warehouse is full of fireworks and clumsy goblins carrying torches. Trust me they have a blast in there.
The map is presented here in a generic format for your use if you're running Goblindependence Day or for use in your own campagin. The map is available in print and formatted for Roll20.
The Warehouse - Roll20 Ready
Set your map dimensions to 15x30.
The Warehouse - Print Ready
Prints on 6 sheets of 11x17 paper.