Looks like there’s a rumor of a Fairground Carousel (10256) that has been floating within the LEGO community for a few months now and it looks like it will be coming on June 1.
http://www.thebrickfan.com/lego-creator-fairground-carousel-10256-rumored-for-june-release/
I guess it would be good to list my grand corousel 10196.