history: I will be travelling to South America next month.  It will be an opportunity to know such great and different places. I will be travelling to South America next month! That is so nice you must be really looking forward to that. Will you be traveling alone?
current: No, I will travel with my sister.  It will be such an opportunity to know great and different places and culture!
next: Make sure you take lots of pictures and prepare for the weather.