"Well then I'll look forward to whatever they have planned," Jack said flippantly, "but I warn you now, if they're not up to scratch there'll be strongly worded letter from me to them."

Tugging on the ivy, he nodded, and looked up to the ridge they needed to reach. "Wrap it round yourself," he told him, "nice and tight, so if you trip you won't fall back. Any idea what the rock condition is? If it's firm enough it shouldn't be too hard. Though... famous last words and all that."

He tugged the ivy down, testing it again and nodded, "That should do it, Doctor."