Pretty far. Felt like an hour, so my best guess is about four, maybe four and a half miles underground.

[ That's discounting any magic bullshit that might be at play, but Sevika doesn't want to think about that. She holds still a second, staring hard out into the darkness. All she needs is something darker than dark and— ]

There's a tunnel opening that way. Been a while since I've gone poking around the mines back home, but I've spent most of my life underground. Pretty sure I can get us back up top.