sentence: typical amenities offered can include one or more swimming pool tennis court community centre or club golf course marina on-site dining playground exercise rooms including workout machines spa around the world ` protective ' spikes in ` security-zone ' communities trinity west , one of the few gated subdivisions in trinity , florida , u.s. in brazil , the most widespread form of gated community is called '' condomínio fechado '' ( closed housing estate ) and is the object of desire of the upper classes .