There is such a mysterious island called Iki in Japan.
Iki island is just 133.8 km². It is quite small but there are more than 1000 Shinto shrines. People say Iki is gods island.
And there is really beautiful beach called Ohama. Garbage never come from sea at all the time so beach and sand is always really clean. People say Ohama is Miracle beach. You must like it!