Conference Center (LDS Church)
The conference center completed construction in 2000 by the Mormon church and is located in downtown Salt Lake City, Utah. It is the largest auditorium ever built, and seats up to 21,000 people. The building is so large in fact, that it occupies an entire city block. It is complete with a rooftop garden accessible to the public. There is over 3 acres of grass and hundreds of trees planted on the roof.
