Having done some trawling and some asking, here's how I understand DLP refurbs to look over the next few years. Yes, years. A project making DCA circa 2010 look small fry and something Orlando would choke over.
Disneyland Parc:
Space Mountain - opens August 2015. Closes again early January 2017 to late March 2017. Full effects refurb for phase one. New trains phase two.
It's a Small World closes August 1 2015 to December 2015. Major refurb.
Treehouse closes August 1 to May 2016. Major refurb.
Big Thundermountain closes November 2 2015 to December 2016. Major refurb, repaint, longer cars, track extension and effects added.
Peter Pans Flight closes January 2016 to July 2016. New track, visual effects and preshow queue.
Disneyland Railroad closes late August 2015 to March 2016. MSUSA station closed longer. Major refurb.
Star Tours closes March 1 2016 to March 2017 for Star Tours 2.
Riverboat closes November 2015 to May 2016 to empty Rivers of Far West and refurb riverbed, rock work and geysers.
Pirates of the Caribbean closes January 9 2017 to July 2017 for major refurb and plussing.
Phantom Manor - 2016/7 projected. Major refurb, effects overhaul, audio remastering and plussing.
Frozen is going into Chaparell Theatre this summer, Jedi Training academy into Videopolis and Magic Eye Theatre becomes an upcoming movie showcase with in theatre effects.
WDSP:
Animagique closes February 2 2016 to July 2016 for a new show
Backlot Tour closes August 30 2016 to 2017 to push station back and extend Hollywood Blvd. Route dressed with DHS props and moved again to accommodate TSMM.
Toy Story Mania still projected for 2017. Likely location west of Rat.
Sequoia Lodge - three year refurb completed in 2012.
Newport Bay resort - one year left of a three year total overhaul of the whole resort inside and out.
Hotel New York - projected total overhaul 2015-17
Disneyland Hotel - projected total overhaul 2018-21
Disneyland Parc:
Space Mountain - opens August 2015. Closes again early January 2017 to late March 2017. Full effects refurb for phase one. New trains phase two.
It's a Small World closes August 1 2015 to December 2015. Major refurb.
Treehouse closes August 1 to May 2016. Major refurb.
Big Thundermountain closes November 2 2015 to December 2016. Major refurb, repaint, longer cars, track extension and effects added.
Peter Pans Flight closes January 2016 to July 2016. New track, visual effects and preshow queue.
Disneyland Railroad closes late August 2015 to March 2016. MSUSA station closed longer. Major refurb.
Star Tours closes March 1 2016 to March 2017 for Star Tours 2.
Riverboat closes November 2015 to May 2016 to empty Rivers of Far West and refurb riverbed, rock work and geysers.
Pirates of the Caribbean closes January 9 2017 to July 2017 for major refurb and plussing.
Phantom Manor - 2016/7 projected. Major refurb, effects overhaul, audio remastering and plussing.
Frozen is going into Chaparell Theatre this summer, Jedi Training academy into Videopolis and Magic Eye Theatre becomes an upcoming movie showcase with in theatre effects.
WDSP:
Animagique closes February 2 2016 to July 2016 for a new show
Backlot Tour closes August 30 2016 to 2017 to push station back and extend Hollywood Blvd. Route dressed with DHS props and moved again to accommodate TSMM.
Toy Story Mania still projected for 2017. Likely location west of Rat.
Sequoia Lodge - three year refurb completed in 2012.
Newport Bay resort - one year left of a three year total overhaul of the whole resort inside and out.
Hotel New York - projected total overhaul 2015-17
Disneyland Hotel - projected total overhaul 2018-21