CREATE TABLE table_54437 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Where did Essendon play as the away team?
SELECT "Venue" FROM table_54437 WHERE "Away team" = 'essendon'
SELECT "Venue" FROM "table_54437" WHERE "Away team" = 'essendon'