bat cave at entrance of Heping north slot

journal > 2018 > Heping North Stream 和平北溪 > bat cave at entrance of Heping north slot

Heping North Stream 和平北溪 P4290099
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bat cave at entrance of Heping north slot

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Camera/lens: TG-4
Aperture: 2.8, Shutter speed: 1/250, Focal length: 4.5 mm, ISO: 100, Bias: +0.3
Date/Time: 2018:04:29 09:12:08
Average color: dim gray
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