from now until April 3, 2011. Should drop by the Natural History Museum to see their newest exhibit "Lizards and Snakes: Alive". More info can be found on thier website including a 40% off coupon good through November 21st. Also, San Diego residents can get in FREE the first Tuesday of every month, all you need is a valid id.
http://www.sdnhm.org/index.php5