off the North Island of New Zealand, killing tourists exploring the active volcanic crater. Link to news stories: https://www.bbc.com/news/world-asia-50708727 and https://www.dailymail.co.uk/news/article-7770695/Volcano-erupts-coast-New-Zealand.html .
On approach with Zegrahm Expeditions in 2015. As exciting as it was to venture into the active edifice, I thought it was crazy risky, but this is the nation that popularized bungee jumping.
Exploring the inner crater and sulfur fumaroles, wearing hard hats and breathing masks.
The crater floor consists of hardened lava perforated by steaming fumaroles.
Sulfur works destroyed in previous eruption in 1914 when 10 miners were killed.