Indonesians mark 20 years since mud volcano eruption swallowed up entire communities in East Java

Residents in the East Java province of Indonesia have scattered flowers and paid their respects and prayed at the edge of a mud lake

Residents in the East Java province of Indonesia have scattered flowers and paid their respects and prayed at the edge of a mud lake

Residents in the East Java province of Indonesia have scattered flowers and paid their respects and prayed at the edge of a mud lake