The famous beautiful Korean country has the volcanic island of Jeju - the place is known as the most beautiful and attractive tourist in the tourist islands of Korea.
Unesco's Scientific, Educational and Cultural Organization has recognized Surtsey Volcanic Island of Iceland as World Natural Heritage 2008.
It is estimated that about 500,000 islands are large and small, but only about 2% have people living regularly.
Scientists say the key to the survival of the world's threatened coral reefs could be in the waters surrounding Shikine, a small volcanic island off the coast of Japan.
Two years ago, a small island suddenly emerged in the middle of the sea after a volcanic eruption and
Nishinoshima volcanic island has an area 10 times larger than last year by connecting to another island formed during a volcanic eruption.