Several women swim up to an underwater circus. A man in a diving suit films a couple buying hot dogs underwater. Several people swim into the circus. Shots of the various sideshows including a strong man holding two women at once, a hula dancer and a woman with a snake. A ticket taker takes money from the swimmers. Shot of man filming through glass. Two women and a man walk on a tightrope and do tricks. A women does back flips.