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Light show in the forest © north-tail/Getty Images PlusJoin Our GIFs Group
You might be crashing the biggest party in Japan"s least populous region. Each summer, fireflies turn this forest in rural Tottori prefecture into their own glitzy nightclub. There"s no telling which fireflies are the males in this shot, but be assured they"ll spend mating season trying to flicker their way into the females" hearts.