Come and Explore!
Discover the amazing world of soils with images and information from the Dig It! The Secrets of Soil exhibit now on display at the Smithsonian's National Museum of Natural History.
Download our Exhibit Fact Sheet >>
Download our Exhibit Experts Sheet >>
Download the Exhibit Activity Sheets from our Education Page >>
Meet Exhibit Developer, Barbara Stauffer, and learn more about soil in a new podcast from the Bureau of Land Management! >>
Meet Soil Explorer - Hari Eswaran
National Leader for World Soil Resources
USDA/NRCS
Hari Eswaran works with world leaders and scientists to manage the world’s soils more effectively.
Featured Topics
Soil Forming Factors
Below the line at which the land appears to meet the sky, learn to unlock the puzzle of soil layers.
Matters of Life and Death
Meet the critters that call soil home and learn about their cycles that create and sustain soils.