1. Fire and Rain

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. 6 May 1996

This episode provides a lyrical if sobering look at rain and clouds, including interviews with survivors of flash floods that struck Lynmouth, England, in 1952 and Big Thompson Canyon, Colo., in 1976.

2. Riders on the Storm

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. 6 May 1996

This episode explores the staggering power of tornadoes and lightning - and travels with “storm chasers” on the hunt for a tornado.

3. Monsters of the Deep

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. 7 May 1996

This episode starts with the ocean, then introduces its ferocious offspring, hurricanes. Of particular interest: Hurricane Andrew, which struck several Miami suburbs with full force in 1992.

4. The Winter’s Tale

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. 7 May 1996

This episode poses the question, What is snow?, as well as visiting the residents of Oimyakon, the world’s coldest inhabited village, a Siberian settlement where pens won’t write (the ink freezes solid) and milk is sold in frozen blocks.