We get asked all the time, “Just how much of downtown Detroit does Dan Gilbert own?” Well, we put together a little infographic for you below including the number of buildings, total square footage, and number of parking spaces owned by Rock Ventures. The information is as of 3/21/2013. Why do we include the date? Well, frankly, we never really quite know when Dan’s going to buy something else. Click the image to make it larger.