An official website of the United States government
Here's how you know
Official websites use .gov A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS A
lock (
) or https:// means you've safely connected to
the .gov website. Share sensitive information only on official,
secure websites.
Does nature have vital signs? Just as you and I visit the doctor regularly to track our blood pressure, cholesterol levels, and overall health, scientists monitor the long-term health of parks. Go behind the scenes to learn about Lava Beds’ unique caves and experience a park checkup.