GSA Today
Volume 26, Number 10 (October 2016)

Cover image

About the cover:
Valle de Viñales, Pinar del Río Province, western Cuba. Karstic relief on passive margin Upper Jurassic and Cretaceous limestones. The world-famous Cuban tobacco is grown in this valley. Photo by Antonio García Casco, 31 July 2014. See related article, p. 4–10.

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