Nature & Science
IMPORTANT NEWS: If you plan to go caving at Lava Beds and have been in a cave or mine East of the Rocky Mountains in the United States or Canada or anywhere in Europe, please read this important information to protect Lava Beds' bats from a deadly disease: White-nose Syndrome
You might be surprised by the variety of wildlife that overcomes dry summers, cold winters, and scarce water to thrive here; bird watching is especially good year-round.
Natural Features & EcosystemsExtensive lava tube caves and volcanic geologic features are provide exciting unique recreation for visitors and critical habitat for special plants and animals.
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Geology of the Medicine Lake Volcano
Medicine Lake Volcano has been active for 500,000 years. The eruptions were gentle rather than explosive like Mount St. Helens, coating the volcano's sides with flow after flow of basaltic lava.
Did You Know?
The basalt flow from Mammoth Crater covers about 70% of the monument.