How a geode is formed

geode

A geode has many definitions, comes in many shapes and sizes and has an interior that can look many different ways. This interesting natural phenomenon is Iowa’s state rock. Geodes begin when a cavity is formed inside of a rock, which can happen in different ways. First, geodes can form in igneous rock. When lava Read More »

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Iowa’s state symbols

wild rose

Peering out the window of the Dickinson County Nature Center, I can see birds at the feeders in the avian courtyard. One of them is a brilliant yellow color with black wings, and it is right at home here. That’s because the American goldfinch is the state bird of Iowa. Did you know that Iowa Read More »

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