Catton's Cave: Spectacular Three Kings Islands

Diving in the Three Kings Islands has revealed spectacular marine life but the title for best dive site goes to Catton's Cave on the south side of Rosemary Rock in the Princes Islands group. This clip shows one of the slightly overhanging walls of the cave, which is covered in a huge variety of colourful gorgonian fans, sponges, hydroids, crinoids and ascidians.

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Currency control?
New Zealand

Currency control?

The Reserve Bank of New Zealand is considering launching a central bank digital currency (CBDC). This episode explores why and how it could work.