eutouring: Unique rock outside the museum.
eutouring: Rock formations outside in the gardens
eutouring: Galerie de Mineralogie et de Geologie entrance
eutouring: Ancient Talc and Phonolite rocks
eutouring: Entrance of Gallery of Mineralogy and Geology
eutouring: Mineral rocks on display
eutouring: Marble from Boulogne
eutouring: The entrance to Galerie de Mineralogie et de Geologie