Talk:Assembler/@comment-68.37.113.56-20120101205215/@comment-4583259-20120102111039

There were only caves in Update 1.6.0.1. You can see one in this YouTube video (go to 2:30 in the video).

You might see people talking about finding "caves" in the current version but they're actually either talking about a pit made by the Brown Mob when it explodes, or an Astronaut Lair.