You have been travelling is correct. You would never say you have been on travelling, although for poetic emphasis you could say you have been travelling on.
traveling is correct.
That is the correct spelling of "canoeing" (travelling in a canoe).
That is the correct US spelling of "traveling."The UK version still doubles the L as travelling.
"in" is correct.
both are incorrect. it is traveled.
To make sure that they are travelling in the correct direction.
curiosity... is the correct answer
The correct spelling is journey (a trip, or travelling).
Wondering is correct if you are looking for the word meaning "deep thinking"."I am wondering what to have for dinner."Wandering is correct if you are looking for the word meaning "walking or travelling"."Why are you wandering around the house?"
This depends on what region you're in. Traveler is most common in the USA. Traveller is more common in the UK
The role of a trackman in a railway system is to control the flow of trains and their directions. It is their responsibility to ensure trains are travelling on the correct tracks.