❮ 1991 ❯ Baktun #3, 4th Sun. Dates from -7057.36 to -6663.09 Date Location Type Name Picture 06-09 [GB] Wiltshire, Avebury Trusloe [1] 07-11 [GB] Wiltshire, Ogbourne Maisey [1] Eggs in a pan 07-17 [GB] Wiltshire, Barbury Castle [1] Tetrahedron 07-30 [GB] Wiltshire, Lockeridge [1] Whale 4 crop circles reported in 1991.
