Wild weather halted ferries between New Zealand's main islands again. Why isn't there a tunnel?

Wild weather in New Zealand has disrupted travel for ferry passengers crossing the Cook Strait between the North and South Islands during the peak summer holiday period. Despite recurring issues with rough seas and ferry breakdowns, the idea of building an undersea tunnel beneath the strait has not been seriously considered since 1904, as it would require a significant investment of 50 billion New Zealand dollars and face logistical challenges due to the country’s remote and hazard-prone terrain. With the ferry services resuming after dangerous waves, passengers face delays and uncertainty, but some still choose the scenic journey over the convenience of a potential tunnel.

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