CREATE TABLE table_56863 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Where did Geelong play as the away team?
SELECT "Venue" FROM table_56863 WHERE "Away team" = 'geelong'
SELECT "Venue" FROM "table_56863" WHERE "Away team" = 'geelong'