Paul H :tinoflag:<p>Hévíz, 1967. The world's second largest thermal lake is located at Hévíz in western Hungary. It's therapeutic and healing properties have been known for millennia, including by the Romans. Here a group of divers, most likely from the Hungarian armed forces, are using it for training purposes.</p><p>Source: Fortepan [15788] / MHSZ </p><p><a href="https://mastodon.nz/tags/fortepan" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>fortepan</span></a> <a href="https://mastodon.nz/tags/hungary" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hungary</span></a> <a href="https://mastodon.nz/tags/divers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>divers</span></a> <a href="https://mastodon.nz/tags/H%C3%A9v%C3%ADz" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Hévíz</span></a></p>