pit alignment
series of pits at intervals along a single or parallel pair of lines; prehistoric earthworks in the British Isles with poorly understood function
en-GB/ˈpɪt əˈlaɪnmənt/
en-US/ˈpɪt əˈlaɪnmənt/
series of pits at intervals along a single or parallel pair of lines; prehistoric earthworks in the British Isles with poorly understood function