activities of rural water utilization poject wonogiri eromoko pucung underground river cave suruh (gua suruh)
http://youtu.be/OM4aa6r0iv0
http://youtu.be/2P1WMpAMwdg
http://youtu.be/Ff-6Ok3SuTA
http://youtu.be/QUWjfawcr5Q
http://youtu.be/rQH-alqDFr4
take by SONY handicam & NIKON underwater..
ligting..LED LENZER & FRONT SPOT LIGTH