This is the 2059th most frequent Turkish word.
yaşanacak
"Yaşanacak" means "to be lived" or "to be experienced."
Here, 'yaşanacak' is the future form of 'to be lived/experienced,' indicating that these memories will occur in the future.
Bu şehirde böyle güzel anılar yaşanacak.
Such beautiful memories will be experienced in this city.
In this context, 'yaşanacak' implies an event ('adventure') that is expected to occur in the location specified in the future.
Bahçede unutulmaz bir macera yaşanacak.
An unforgettable adventure will take place in the garden.
In this sentence, 'yaşanacak' conveys the act of experiencing once more, referring to the future restoration of friendships.