Rainbow Cave is located in the southeastern part of the island, about 10 km from Hormoz. It is a bit difficult to reach, but it can be crossed by everyone with caution.
Eshkaft-e Salman Cave is actually two cave entrances, one of which is much larger than the other. The caves are not very deep and at the deepest point of the caves there is enough light to see.
There are ice caves in many parts of Iran, one of the most important of which is in Chaharmahal and Bakhtiari province and in the Koohrang region, which is known as Chama ice cave.