Huge flying hotel will look like a whale

By 2020 all people, wishing to make round-the-world travel can make it on comfortable flying hotel-dirigible balloon in length of more than 200 meters. The huge air ship under name Manned Cloud can accept aboard 40 passengers (not including 15 members of crew). It will have 20 comfortable room-numbers, spa-centers, and also platforms for a sightseeing from 5,5 thousand meters height.