Another sun, usually less benevolent and/or powerful, existed before the present one
Catastropic displacement of layers of the univers in the past or in the future is mentioned. Among variants (sometimes combined):
the sky fell on the earth; the earth (the underworld) and the sky interchanged their positions; the earth turned upside down; the layers of the universe collapsed in one after another; they will change their place during the future cataclysm
The first people or (the first) woman (wife of a primeval ancestor) are made of wood
The sky or the earth rests upon four or five (cardinal points and the center) supports of any kind (poles, mountains, giants)
Person dies and returns soon but people send him or her back, refuse to accept as a member of their community or bury again. Since then death becomes permanent