Caucasus Mountains#
![Caucasus Mountains Caucasus Mountains](/attach/Geography/Asia/Azerbaijan/Pictures/Factbook_Pictures/120aj/scaled-800x686-120aj.jpg)
Image credit: NASA., under PD
With a snowline of approximately 3,350 m (11,000 ft) and many peaks over 4,500 m (14,760 ft), much of the snow seen in this image is present year round. Also visible in this photo are apparent phytoplankton blooms in the Caspian Sea, marked by blue-green swirls.