Misc: The Charles Bridge and St Vitus' Cathedral are in which European city?

Questions

Who composed the opera buffo The Golden Cockerel in 1909?

Who produced an electric bicycle called a Zike in 1992?

In America during Prohibition, what name was given to an illegal drinking bar?

Which principal conductor of both the New York Philharmonic Orchestra and the Halle Orchestra died in 1970?

Which author created Svengali?