New Zealand - Rotorua - Mokia Island Launch - Lake Rotorua - 1949 - Family Snapshot - Original Photo #325050 Mokoia Island - Located in Lake Rotorua - Has an area of 1.35 square kilometres - An uninhabited island - A rhyolite lava dome - Rising to 180 metres above the lake surface - Formed after the Rotorua caldera collapsed and rhyolitic magma was pushed through the cracks - The foreshores of the island have geothermal springs - Also has rich volcanic soil - The local Māori grew kumara on it - Access is limited to tour parties only Lake Rotorua - The second largest lake in the North Island - A mean depth of only 10 metres - Considerably smaller than nearby Lake Tarawera - Located in the Bay of Plenty region - The city of Rotorua is sited on its southern shore - Formed from the crater of a large volcano in the Taupo Volcanic Zone Reference: Wikipedia