West Hollywood-based Citysearch, the online local guide site owned by IAC, and AOL, said today that the two are in a strategic partnership. According to the firms, Citysearch will provide its editorial reviews, merchant videos, photos, and other local content to AOL's properties, including AOL CityGuide, AOL Local Search, and MapQuest. AOL will also include local advertising from Citysearch into its sites. Financial terms of the agreement were not disclosed.