On
our trip across I-10, we’ve seen several dust storms. This road was closed for
dust storms for several days this year but was OK for us as we traveled through.
We
visited Discovery Park. It’s a small museum but it had several nice displays
including a movie about making the honeycomb mirror for the observatory on
Mount Graham. It is a Large Binocular Telescope and seems to be the 6th largest
in the world. There is a ride/movie about traveling the solar system. The world
largest camera obscura is here. Basically it’s a pinhole camera that puts an
upside down image of the outside mountain on a screen. The cool part was the
burn marks on the wall and floor when they left the lens open too long!
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