Brontoscopy
A form of divination that involves the observation of thunder and thunderstorms. The Romans in particular practiced this, they were able to determine whether good or bad luck would be experienced based on the direction from which the thunder was coming and on which day of the week it occured.
Related entries: Book of Thoth,
Botanomancy,
Brontoscopy,
Halloween,
Ley Lines,
Omen,
Pyromancy,
Samhain,
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