A Disney insider said the list is nearly complete, but it will probably not be announced until somewhere around 59 days prior Western cruise (5/11 - 59 = 3/13). I've previously published a list of possible excursions, and the same insider said this list is pretty close to what will be offered...
<b>Key West</b> (<a href="http://travel.discovery.com/dest/weisdb/usa/fl/flac/keyw_p/ship.html">link</a>)
<nl><li>Key West Old Town Trolley Tour
<li>Bike Tour
<li>Glass-Bottomed Boat Tour
<li>Sail/Snorkel Tour
<li>Jetski Adventure
<li>Key West Cup
<li>Fishing Tours</nl>
<b>Grand Cayman</b> (<a href="http://travel.discovery.com/dest/weisdb/caribbean/caym/geor_p/ship.html">link</a>)
<nl><li>Hell/Turtle Farm
<li>Semisubmersible Tour
<li>Atlantis Submarine Tour
<li>Research Submersible Deep Dive
<li>Snorkel Trip
<li>Cayman Wall Dive
<li>Stingray City/Island Tour
<li>Jolly Roger Pirate Cruise
<li>Party Cruise
<li>Caribbean Links (Golf)</nl>
<b>Cozumel</b> (<a href="http://travel.discovery.com/dest/weisdb/mexico/cozu_p/ship.html">link</a>)
<nl><li>Cozumel Ruins and Island Tour
<li>Tulum and Xel-Ha
<li>Coba
<li>Chichen Itza
<li>Night Club Show
<li>Snorkeling
<li>Scuba Diving
<li>Cancun Shopping and Sightseeing
<li>Horseback Riding Tour
<li>Jeep Safari Tour
<li>Golf at Playacar</nl>
Click on the links for more details.