All Africa North America South America Asia Closing & Separating Europe Filtering & Shading Cladding & Covering Insulating & Forming Winners 2019 Oceanía Load-bearing & Crossing Special prize "Shelter" Special prize "Living heritage" Special prize "Transfer of technology" Las tres esperanzas – School and multicultural space Chamanga Cultural Center Q’eswachaka Inca Bridge School of Life El Guadual Early Childhood Development Center