A new exhibition at the Franklin Institute, “The Art of the Brick,” opens Feb. 7. The exhibit highlights the work of Nathan Sawaya, who is known for his versions of famous works recreated through Legos, including Vincent van Gogh’s “Starry Night” and Leonardo DaVinci’s “Mona Lisa.” “The Art of the Brick,” named one of CNN’s “Global Must-See Exhibitions” is in Philadelphia until Sept. 6.