CREATE TABLE table_28664 ("Week" FLOAT, "Date" TEXT, "Kickoff" TEXT, "Opponent" TEXT, "Final score" TEXT, "Team record" TEXT, "Game site" TEXT, "Attendance" FLOAT)

Name the game site for l 26 42
SELECT "Game site" FROM table_28664 WHERE "Final score" = 'L 26–42'
SELECT "Game site" FROM "table_28664" WHERE "Final score" = 'L 26–42'