Arena Architecture: The Journey To Allegiant Stadium Pt. 1. David Manica is a world class architect who has played a big part in 21st Century sports and entertainment complexes.  In part 1 of this interview, he tells us how his team of 10, responsible for over $20 Billion in construction world-wide, makes it all happen.  In part 2, he walks us through the design and development of Allegiant Stadium, home of the Las Vegas Raiders.