Lost and found Cook island

The Cook Islands are located in the South Pacific and are linked to New Zealand.
There are 15 islands in the archipelago, the largest of which is Rarotonga, home to the capital Avarua.
A popular tourist destination is Aitutaki Island, with its large lagoon surrounded by reefs and small sandy islets. Where could you have lost your item on the Cook Islands?
On the beach, on a boat, in a hotel shuttle, at the airport, on a plane, etc.