Vieste is a town and comune located in the province of Foggia within the Apulia region of southeast Italy. It serves as a marine resort situated in the Gargano area, which is part of the Gargano National Park.
Historically, Vieste functioned as a former Catholic bishopric. The municipality is recognized for its environmental quality, having received Blue Flags from the Foundation for Environmental Education to acknowledge the purity of its waters.