Fig. 2. 3-D image of Lake Cheko (viewpoint from SW) obtained using aerial photographs collected during our Tunguska99 expedition. The catamaran used for the geophysical survey and core collection is also visible. (a) Close-up view of the lake near the W shore, where a circular feature marking gas-escape from the lake bottom is visible. To download a higher resolution image click here: 1479 kb.
