During a field survey in 1988, researchers came across what appeared to be worked wood preserved within the peat, the kind of discovery that, in the right circumstances, might point to an ancient structure, a platform, a trackway, or any number of things that people once built at the waterlogged margins of their world. Peatlands are remarkable preservers of organic material, holding timber in near-airless, acidic conditions for centuries or even millennia. But the wood at Annaghbeg left too many questions unanswered.

The find was noted by archaeologist Barry Raftery, whose 1990 publication recorded it briefly. The evidence, however, was judged insufficient to confirm the remains as a genuine archaeological monument. That is not a dismissal exactly, more a kind of holding pattern. The worked wood exists, or existed, within the bog. It may be the remnant of deliberate human construction. It may not. Wetland archaeology of this kind is painstaking work, and the line between naturally fallen timber and deliberately shaped structural material is not always easy to draw from surface observation alone. What survives in Annaghbeg is, in a sense, a question that was asked in 1988 and left open.