As the curtain slowly rises on the final act V at the lakeside, we see the swans in the
ground fog. To oohs and aahs from the audience, the swans rise and fall until all the swans have arisen.
Perhaps the most frequently occurring type of fog formed in the Finger Lakes is radiation fog, known by some as "
ground fog." In terms of its visual appearance, radiation fog is typically characterized by a misty haze that, although formless, makes the air appear to have substance.