Ключевые слова: barcelona, building, castell, casteller, castellers, castells, castle, catalan, catalan tradition, catalonia, children, climb, climbing, colla, colla vella de valls, competition, construction, cooperation, coordination, crowd, culture, dyad, europe, festival, folklore, folre, force, group, handles, hard work, heritage, high, human, human tower, human tower spain, humanity, partnership, people, performance, pinya, plaa del blat, popular, pyramid, saint ursula, sightseeing, spain, spectacle, sports, square, strength, strong, tarragona, team, team work, together, tower, towers, tradition, traditional, two of vuit, typical, unesco, valls, vella, vilafranca, xiquets,