What disease epidemic devastated Philadelphia in 1793?

Yellow fever

What is the maximum permitted weight for a boxing glove in professional heavyweight matches? Who was the first female athlete to win six Winter Olympic gold medals? Pyrenees Mountains serve as a border between Spain and which other country? Who recorded the song "I Wanna Dance With Somebody (Who Loves Me)"? What famous Chinese landmark began construction around 221 BC under Qin Shi Huang?