Located in Iquique, Chile, and developed in 2004, the Quinta Monroy project sought to relocate 100 families who had lived for decades in precarious conditions to the same site. Under the Chilean government's Dynamic Debt-Free Social Housing program, each family received a subsidy of USD 7,500 to build their home. Faced with this budgetary constraint, the Elemental team, led by Alejandro Aravena, proposed an innovative approach.

Casa Tulum 21's relationship with the natural environment is based on its very integration with the site. This is a common element we see in the ecological setting of Yucatán, an architecture characterized by its connection to vegetation, sustainability, and a minimalist style