I like to have a peek, see what the audience is doing during the opening act, because it gives you a clue and gives you a good feeling of where you are - the air can be different in different places.
. . . full of God's thoughts, a place of peace and safety amid the most exalted grandeur and enthusiastic action, a new song, a place of beginnings abounding in first lessons of life, mountain building, eternal, invincible, unbreakable order; with sermons in stone, storms, trees, flowers, and animals brimful with humanity.