Dear student
In India there are many festivals related to the moon.
Some hindu festivals are :-
Shivratri which is mostly celebrated a day before new moon
Holi, Budhha purnima, Guru purnima are festivals which are celebrated on full moon day.
Diwali is celebrtared on the arrival of new moon.
Festivals like Janmashtami and Rath yatra aslo depends on the cycle of monn
All muslim festivals depend on the moon as in calendars 'Id' is mentioned that it is subject to appearance of the moon.
Regards