Join the hundreds of individuals and teams who will climb their way to the top of the Hilton for a great cause, lung health. This is more than your same old 5K. This event is a vertical race to climb 40 floors of the tallest buildings in St. Louis - Metropolitan Square. Whether climbing for a winning time or simply to cross the finish line, this event is a great way to challenge yourself physically. We guarantee that all finishers will have a newfound respect for healthy lungs!