It is not guaranteed that the sun will rise in the morning and set in the evening.
Putting away the silly situation of cloudy days, what happens north of the arctic circle and south of the antarctic circle, where they have white nights in summer and black days in winter???
Regards
Putting away the silly situation of cloudy days, what happens north of the arctic circle and south of the antarctic circle, where they have white nights in summer and black days in winter???
Regards
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