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Under Your Feet: Soil, Sand, and Everything Underground

Written by the Royal Horticultural Society  |  Illustrated by Wenjia Tang

Under Your Feet delves beneath the Earth’s surface and explores the diverse wonders hidden there. Encounter creatures of the deep and marvel at the mind-boggling size of the humongous fungus – the biggest organism in the world. Learn how one handful of ordinary soil contains more organisms than there are people on Earth, and carry out experiments using dirt from your own back garden.