世界中, 世界じゅう, せかいじゅう
May take 'no'
around the world, throughout the world
彼は世界中を旅した。
を
Particle
1. indicates direct object of action
2. indicates subject of causative expression
3. indicates an area traversed
4. indicates time (period) over which action takes place
5. indicates point of departure or separation of action