It is quite so strange to place such things under the sea. It is not / T/ `0 k4 Y. |4 @5 O3 [+ L9 Nso attractive and it might pollute the sea. It is better for us not 2 E1 b& V7 a- s9 Q% `+ A- ]$ Y3 H, ato visit them so that it can be restored to natural.