TEDxDetroit will bring together the area’s leading thinkers, designers, entertainers, entrepreneurs, scientists, artists and students for an inspiring day to celebrate ideas worth spreading this fall. The annual event returns 8 a.m. to 6 p.m. on Wednesday, Nov. 6 at

The neo-gothic architecture of Masonic Temple towers 210 feet into the Detroit skyline. 16 floors of limestone and steel are home to two grand theatres and countless mysteries. Here are a few interesting facts to tickle your inner Cliff Clavin.