By scanning the locations at the bottom of the ocean where sunken ships, treasures and even cities lie, the show tries to answer what they look like, how they got there and if they hide any secrets.
马山县|
盐池县|
长岭县|
清镇市|
弥勒县|
津市市|
白城市|
拉萨市|
桓台县|
玉屏|
留坝县|
吴旗县|
荆门市|
巴楚县|
竹北市|
五指山市|
司法|
宜丰县|
汨罗市|
中卫市|
和田县|
陕西省|
林口县|
长岭县|
松原市|
陇南市|
崇州市|
锦屏县|
岑溪市|
清丰县|
库伦旗|
宝坻区|
广饶县|
内丘县|
平阴县|
榕江县|
阜宁县|
平度市|
阜南县|
昭通市|
常山县|