An engineer, architect, and urban planner, in work clothes, hard hats, and sunglasses, is busy constructing the Trinity multi-purpose Olympic complex, as well as additional sports training centers, such as indoor competition halls.

An engineer, architect, and urban planner, in work clothes, hard hats, and sunglasses, is busy constructing the Trinity multi-purpose Olympic complex, as well as additional sports training centers, such as indoor competition halls.