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Discovery Tour

The activities included in this tour serve as examples of the wide variety of National Parks all across the United States that preserve our history.

Discovery Tour

Dendrochronology

Archaeologists and other scientists who study past events are always looking for new ways to answer the question "How old is it?" Here's one answer. Follow along and make a tree calendar of your own.

To play the WebRanger activities you must have:

  • The Macromedia Flash Player 6 (click below to install)
  • A JavaScript enabled browser

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