tv/ movies: TV Actors: Roseanne regular and host of Fernwood 2-Night?

Questions

At 30 miles long, in which North American city would you find Figueroa Street?

In which North American city would you find the 1815 feet high C.N. Tower?

In what capacity did Ernest Hemingway take part in the first World War?

What is the function of a sheepshank knot?

Which opera, composed by Saint-Saens, and first performed in 1877, is set in Palestine?