 They can range from free-hand writing in spray can and marker form, often carrying social or sexual commentary in English or Spanish, pictures in wheatpaste and stencils, consisting of stenciled renderings of personalities crucial to Hispanic culture from past and present eras, such as television news announcers or stars, but also extending to images of artists like Salvador Dalí.Graffiti in Tijuana may seem at first to consist largely of simplistic tags and thus not as technically evolved, colorful, or accepted in the mainstream as the "pieces" of graffiti scenes of the United States, Europe, or Japan, but large, colorful graffiti murals adorn walls from both native Tijuanan artists as well as visiting graffiti writers, especially from California.The Tijuanan art pieces show as much prowess and skill as those made by their more renowned U.S. counterparts, although illicit graffiti are strongly discouraged by the Tijuana government, as in other major metropolitan areas.