CREATE TABLE table_16988 ("Institution" TEXT, "Location" TEXT, "Founded" FLOAT, "Type" TEXT, "Enrollment" FLOAT, "Joined" TEXT, "Nickname" TEXT)

what are the locations that joined in 2008
SELECT "Location" FROM table_16988 WHERE "Joined" = '2008'
SELECT "Location" FROM "table_16988" WHERE "Joined" = '2008'