Now you can download the report of the 2019 expedition
Expedition Report for 2019
Expedition Bjurälven
Cave diving exploration of Swedens longest underwater cave system in the freezing mountains of Jämtland
Cave diving exploration of Swedens longest underwater cave system in the freezing mountains of Jämtland
Now you can download the report of the 2019 expedition
I like your VLF radio direction finding.