Discover antoni gaudis modernist masterpieces on a 35 hour afternoon tour of barcelona led by an expert local guide after admiring close up views of faade of la sagrada familia a unesco world heritage site continue to park gell for a skip the line tour ogle the parks sculptures terraces and mosaic embellished walls and then finish with a stroll down passeig de grcia for photos by the former private residences of casa batll and la pedrera casa mil