Misc: City in eastern Iowa, on the Mississippi River, seat of Clinton County?

Questions

Which aperture allows light into the eye?

Frank Sinatras home town;Hoboken is in which state?

In fashion which cloth is produced by buffing the flesh side of a tanned animal hide?

Which palace near London, built by Cardinal Wolsey was the favorite residence of King Henry viii?

In 1998, Kim basinger won an Oscar for which crime thriller set in Los Angeles?