Image:BackArrowGreen.png List of resources in Civ3 Incense is a luxury resource that makes content people happy in cities that are connected to it by a trade route, and can also be traded to other civilizations. Incense can be found in Hills and Deserts and generate an extra 1 commerce on their squares. Building a Marketplace in a connected city enhances the happiness bonus provided by Incense and other luxury resources.