Picking our list of the Top 100 '70s Rock Albums was no easy task, if only because that period boasted such sheer diversity.

The decade saw rock branch into a series of intriguing new subgenres, beginning, at the dawn of the '70s, with heavy metal. Singer-songwriters came into their own; country-rock flourished. The era ended with the revitalizing energy of punk and New Wave.

No list would be complete without climbing onto every one of those limbs. Here are the Top 100 '70s Rock Albums, presented chronologically from the start of the decade.

Top 100 '70s Rock Albums

From AC/DC to ZZ Top, from 'Bridge Over Troubled Water' to 'London Calling,' they're all here.

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