Souterroscope de la Grotte de Baume Obscure - Saint-Vallier-de-Thiey, France
http://www.baumeobscure.com/
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Photos prises sous terre, jusqu'à une profondeur de -56m dans des conditions d'éclairages et de luminosités particulières.

Photos taken under ground, at a depth of -123 feets in harsh lighting situations.

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Thank you for your visits and if you wish to use a photo, contact me at photo@eosdslr.com

All photos are ©P. Rouah and are not to be used without prior permission by the author.