Thursday, May 15  BOULDER  Commemoration of the Nakba, the catastrophe of the dispossession of the Palestinians' homeland by the founding of Israel. Reading of the names of 400 villages that were ethnically cleansed and destroyed. At 5:30 p.m. on the concrete area on the west side of the Boulder Municipal Building (SW corner Canyon and Broadway), followed by a solemn march on the Pearl Street Mall.