The Wappos used the the items they found around them to create tools. The collected obsidian from nearby Glass Mountain for use as arrowheads.

 

You can get to Glass Mountain by traveling on Silverado Trail south from Calistoga or north from Napa. There, you can still find small pieces of obsidian lying on the side of the road.

Compare the different arrowheads used by the Wappos. How are they different? Can you guess the uses of the different shaped arrowheads?

These arrowheads can be found at the Napa Valley Museum in Yountville. They were collected from various sites in the Valley.

These arrowheads can be found at the Napa Valley Historical Society in Napa. Are the shapes the same as the arrowhead shapes above?

This is a communal grinding rock that was found near the Napa River. It has many indentations where the Wappos gathered to grind acorns into flour. The rock is now located outside the courthouse in downtown Napa.

This is a display at the Sharpsteen Museum in Calistoga. It shows more arrowheads, beads, and a mortar and pestle.

This mortar and pestle found in Napa Valley is now at the Historical Society in Napa. It was used to grind acorns into grain that could be used in making food.

Are all the arrowheads on this page the same shape? Think of reasons why arrowheads have special shapes.

Try this: Is it hard to make an arrowhead out of obsidian? Visit Glass Mountain to find a piece of obsidian and see just how hard it is. Ask an adult for help.

Internet connection: Did the Wappos make arrowhead shaped like ones from other tribes' baskets? Look for arrowheads from other Indian tribes .

Visit: The Napa Valley Museum in Yountville, Sharpsteen Museum in Calistoga, or the Historical Society in Napa to see more arrowheads and tools.