 There is not an expectation of privacy in the front of your house anymore. Wow. And finally, this coming in at number five, it's a new kind of circus act. Forget the lions and tigers and bears and elephants. No, today's circuses don't have animals. Ringling Brothers and Barnum & Bailey Circus closed its doors in 2017. We all remember because, oh my gosh, it was just horrible how they were treating animals. Over 150 violations.