"If you'd like to join me at the strange 'hedge', I wouldn't say no. We can always chat while we note places not to bother looking further." That bit of a smile said it was at least half a joke; if they didn't find a way out as they visited, then they wouldn't be having a lack of success, so much as having a pleasant time while building onto their efforts at narrowing down where possible success was to be had, after all!