How to Get to Alien Thermal Plant in Subnautica
Dive deep, deeper, DEEPEST into the Inactive Lava Zone and keep an eye out for the entrance to the Lava Castle. Don't forget your heat-resistant suit!
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Head down to the Inactive Lava Zone, then navigate to the Lava Castle where you'll find the Alien Thermal Plant. Just swim... carefully!
Go to the Deep Lava Zone, look for a big structure made of lava rock. Enter through one of the openings and voila, there鈥檚 the Alien Thermal Plant!
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