Park Güell one of the most famous creations of Antoni Gaudí. The building of that masterpiece took 4 years (from 1900 to 1914) and was officially opened as a public park in 1926 and it was listed as a UNESCO World Heritage Site in 1984. Park Güell is a large and sunny public park located on Carmel Hill, composed of gardens, amazing stone structures, colorful ceramic tiles and architectonic elements. Visitors can also go to the house where Gaudí lived which is now turned into a small museum and gift shop. You can enter оne part free of charge, however, you have to pay if you want to enter the "Monumental Area".