![Split Boulder](https://27crags.s3.amazonaws.com/photos/000/073/73161/huge-8c7963c47ba3.jpg)
Underworld (sds), 6B
Added by
Terry Chan
Grade opinions
Ascents from public tick lists
![](https://27crags.s3.amazonaws.com/photos/000/067/67774/small-e05193d76c89.jpg)
Terry Chan
2013-01-05
Red point
Nick Sullens
2013-10-22
Red point
6b+
![](https://27crags.s3.amazonaws.com/photos/000/068/68499/small-36c3b3ac3148.jpg)
Chris Mak
2013-11-17
Red point
![](https://27crags.s3.amazonaws.com/photos/000/067/67781/small-d03eb1407408.jpg)
![](https://27crags.s3.amazonaws.com/photos/000/068/68659/small-6fdffc8a9d62.jpg)