Tromsø’s tunnels – how many are there and when all started

Visited Tromsø for the second time in 2023, and spent some of 2024 as well there, since our New Year’s Eve was celebrated in Svalbard, but what consolidate my astonishment regarding this city, Paris of the North, as they call it, is mainly the underground network of tunnels. Experience it in January 2023, but also…