this time from Ulsan on the South east coast:
We visited the caves where amethysts were mined. Did a small motorboat rise in the waters of the caves and then entered the caves themselves.
here there is a spring falling into the pools (not sure whether man-made or natural)
Pentax 645D Pentax 645 FA 55-110 at 90mm and f/16 20 second exposure
There was also a dragon painted in the wall elsewhere in the caves:
Pentax 645D FA 33-55 at 33mm and f/11, 5 images blended in photomatix
There was also a water fountain in interesting shapes in another part of the caves
Pentax 645D FA 33-55mm at 36mm and f/13 10 sec exposure, sharpened and levels adjustment in CS5