There are a LOT of changes coming to Epcot over the next five years, and to help guests keep track of everything happening there is a new semi-permanent "Experience Center"  in the former Odyssey restaurant which opened  in Fall 2019 that showcases the upcoming changes to Epcot.
This reimagined preview space features engaging and interactive exhibits that showcase the relentless innovation, energy and excitement driving the future of Epcot, and will be open for the next few years while all of the following ambitious projects are in development