gua niah - sinkhole in roof of natural cave

gua niah - sinkhole in roof of natural cave, backlight, caving, gua niah, jungle, natural cave, niah caves, rain forest, sinkhole, spelunking gua niah - sinkhole in roof of natural cave, backlight, caving, gua niah, jungle, natural cave, niah caves, rain forest, sinkhole, spelunking

gua niah - sinkhole in roof of natural cave

Sunlight entering through a large sinkhole opening in the roof of a natural cave in the Niah National Park (Borneo).­

This is in the Great Cave, which is very large with huge chambers, up to 75m high, and a network of tunnels covering 10 hectares.­

backlight
caving
gua niah
jungle
natural cave
niah caves
rain forest
sinkhole
spelunking
August 8, 2011