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.
嘉禾县|
上栗县|
镇雄县|
富平县|
海晏县|
江山市|
凤庆县|
松阳县|
房山区|
开化县|
岫岩|
额济纳旗|
个旧市|
嫩江县|
古丈县|
秦安县|
饶阳县|
河曲县|
呼玛县|
青龙|
玛曲县|
横山县|
凤庆县|
庆云县|
邓州市|
安康市|
临湘市|
图们市|
正定县|
驻马店市|
湖州市|
玛沁县|
江陵县|
保定市|
石首市|
独山县|
依兰县|
德州市|
兴宁市|
民权县|
广德县|