Unstan Tomb, Orkney Islands

This passage tomb is a tumulus with an excavated central chamber. Its entryway is oriented northeast, toward sunrise on the summer solstice. The central chamber is well-preserved and has a deep antechamber to the right and a shallow antechamber to the left. Corbeled stones lead up to a false ceiling. The stones inside the central chamber are inscribed with runic inscriptions and a bird-shaped symbol on a small lintel.