Seven places. One moving planet.
What do volcanoes & earthquakes have in common?
Follow the clues beneath Washington. Explore real places, collect discoveries, and find the connection.
What Do Volcanoes and Earthquakes Have in Common?
Explore real places in Washington to discover how moving tectonic plates cause earthquakes and help create Cascade volcanoes—and why the two hazards are different.
0 of 7 passport cards collected
EARTHQUAKE!You've uncovered all seven clues.
The Final Challenge is about to begin!
The Final Challenge is about to begin!
VOLCANO FINALE!You solved the geology mystery!
Illustrated field map · Explore the science behind each place.
WASHINGTON · USAYour expedition starts here
Flip a location’s card to save your first discovery.
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A field guide to Washington
Seven places to explore. Open a discovery card, then flip it to reveal the science.