Pima County
Places in this region
McMath-Pierce Solar Telescope
The biggest solar telescope in the world helps reveal the secrets of our sun
Recent Activity
- Nathan_Risinger added Tuol Seng
- Nicholas Jackson updated the Rottenbuch Radio Tower place page
- canuck likes Periodic Table Display
- canuck has been to The Holy Right
- canuck commented on El Caminito del Rey (The King's Little Pathway)
- terrywilliams commented on a blog post: Best of the Week -- 2010.08.31
- Dylan posted to the forums: This looks amazing Mike B! What can the Atl...
- wythe wrote a blog post: Giant Flaming Mirror Tower In The Supermegalopolis: The Pharos of Alexandria, 285 BCE CE 1480
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