The given plot is located in a park. The design intend is to incorporate the built as a pavillion where the limits are created by the construction as a filter that allows aged people to enjoy of the park from a quiet shelter. The program is arranges in concentric bands that create circuits. From inside-out: The centerpiece is a water tank fountain and a garden, the circuit 1 is the of residence area, the circuit 2 is the exercise zone, the circuit 3 in the outermost part of the building, are located services, offices and staff, the external circuit is around the day center and provides access to the park, areas for adults and children mixed. The construction is defined by light construction, bolted construction and easy to dismantle. The external cladding is made of vertical wood strips that merge with the landscape of tree trunks and vegetation.