'Travel' is a noun as well ! It refers to the act of travelling itself. 'travel plans' ,'business travel' . 'He met a lot of interesting people on his travels. However you can't use this expression 'to take a travel' . You can say on the other hand: 'to take a trip' 'make a journey'

Travel is used as a verb and a noun. Example Do you travel overseas? I hate travel. "trip"and"journey" are both nouns, but can also be used as verbs Have you thought of taking a trip/journey[ nouns] to Paris when you travel [ verb] to France? Don't journey[ verb] through a country which has riots Don't trip[ fall over] the cat

Travel is a verb. It is something you do, not something you can "take". Trip and journey are nouns. They are things that you can "take". Both "they took a trip" and "they took a journey" are correct. Trip is a more common word to use here. Instead of "they took a travel", you should say "they traveled".

momoxue, There is nothing wrong with using the expression "take a travel". It sounds a bit unusual to the modern English speaker, so I would avoid it in normal communication unless you are a writer or a poet. According to Oxford "travel" is no longer in use and has been replaced by the plural "travels". -travel (n) I was unwilling to undertake such a travel. 1753 -travels (n) On my travels around Italy.... The Merriam-Webster defines it as a "tour, trip, or journey" and gives two current examples. -We set out on another travel, this time to the Pacific. -To town and back is a long day's travel. I found two current examples on the internet. Marta and Chris take “a travel around the world". Take a Travel Across the Color Spectrum

"travel" is not a noun!