The Weeping Angel Museum was a museum which housed "hundreds of thousands" of Weeping Angels of both regular and tiny size. It existed in the year fifty squillion. Most of its collection had been donated by the Doctor. Its walls were covered in eyes which kept the Angels from moving. (COMIC: The Doctor Shops for Angels)
After Gabby Gonzalez was displaced through time by a Weeping Angel hidden in the Eleventh Doctor's comics package, (COMIC: Four Doctors) the Doctor and Alice Obiefune visited the museum to borrow the correct Weeping Angel to ensure that it would happen. The Doctor was able to locate and borrow the Weeping Angel that would shunt Gabby backwards along her timestream the correct amount of time from the museum. (COMIC: The Doctor Shops for Angels)