сочинение на тему exploring the ocean bottom and building towns there

About 400-500 years ago, many travelers did not understand what the true size and depth of the oceans are. The minds of many broke the legends of Atlantis, plunging into the depths of the sea, the myths of the wonderful country of Eldorado, where water sources give eternal youth. Europeans who traveled to distant shores, where gold, jewels and spices were abundant, were always dangerous because of the presence of rocky reefs and extensive shallows in the path of ships. But this did not prevent the Great geographical discoveries, indicators of most seas and bays, to find passages between continents and islands.

builds houses there, but only strong houses. Build it should be a professional builder. Why build underground houses? Some people build a bunker under water or become famous. Its forever in a house deep in the ocean impossible

нормально?