grotto
US /ˈɡrɑː.t̬oʊ/
UK /ˈɡrɑː.t̬oʊ/

1.
gua, ceruk
a small picturesque cave, especially an artificial one in a park or garden
:
•
The garden featured a beautiful stone grotto with a small waterfall.
Taman itu menampilkan gua batu yang indah dengan air terjun kecil.
•
We explored the natural grotto by the sea.
Kami meneroka gua semula jadi di tepi laut.