growing ig account

i have an account tin travel niche from and posting about 1pic/day from a year, i have about 8k followers and get anywhere from 200-400 likes per photo. but I'm stuck at 8k followers from a few months. haven't used any service or fake followers ever, how do i grow it more , any tips welcome

Use engagement groups, keep commenting and liking other similar account's pics and try with the follow/unfollow method.
Also make sure your followers/followed ratio is ok because you can lose credibility and that reduces the followback ratio.