Some sample questions from this category:
* Pink Floyd played at the Spectrum on June 28 and 29, 1977. What happened to the band for the first time on June 29?
* What caused a performance of the Ice Capades to be canceled in 1968?
* Four statues were placed around the Spectrum. One, the 'Rocky' statue has been moved to Philadelphia's Art Museum, where it belongs. Who among the four listed is not represented by a remaining statue?
* Why was the Harlem Globetrotters final appearance at the Spectrum unusual?
* In it's heyday, the Spectrum was the most booked venue in the United States. It often had two events booked on the same day. At one stretch it was host to over 400 events a year. What was the first event booked in the building on September 30, 1967?