Journey to Atlantis will be receiving a major "reinvention" for 2025, with it making the big 20 year milestone this month. The details mentioned include a "'refreshed' storyline, as well as new water elements, visual effects, and show elements". It's currently down for maintenance and work has already begun;
An updated Journey to Atlantis will debut next year, along with a delayed jellyfish exhibit that was supposed to open this year.
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The Jewels of the Sea jellyfish exhibit has also been postponed to next Spring after progress stalled out this year.