In 1947, a visionary named Eero Saarinen won an architectural competition to design what would become his best-known structure, the Gateway Arch in St. Louis. Image courtesy Jefferson National Expansion Memorial A landmark project will breathe new life into the riverfront park 630 ft below the top of the St. Louis Arch. In September, the winner of a similar competition will be revealed. This time, the landmark project will breathe new life into the riverfront park 630 ft below the top of Saarinen’s famous stainless steel, inverted catenary arch. Five international teams have made it to the finals of the