Moving the mouse cursor over the top of the page will display the menu bar.
...................................
Tip
This page contains media that is intended to start playback automatically on opening. This may include sound.
Your browser is blocking automated playback. Please
click here to start media.
“Since the beginnings of time, human beings have been fascinated by rocks and stones. Symbols of hardness and longevity, slowly shaped by nature, they go through time inevitably arousing our respect."