CREATE TABLE table_78494 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Where did Richmond play?
SELECT "Venue" FROM table_78494 WHERE "Away team" = 'richmond'
SELECT "Venue" FROM "table_78494" WHERE "Away team" = 'richmond'