![Main Neolithic passage grave & two of 17 smaller satellite tombs at Knowth. Ireland.](/t/IE/IEBAK011.JPG) | ![Neolithic satellite tombs at Knowth. Ireland.](/t/IE/IEBAK013.JPG) | ![Carved Neolithic stones encircling main passage grave at Knowth. Ireland.](/t/IE/IEBAK016.JPG) | ![Carved Neolithic stones encircling tombs at Knowth. Ireland.](/t/IE/IEBAK017.JPG) |
Main Neolithic passage grave (c3200 BCE) & two of 17 smaller satellite tombs at Knowth. Ireland. | Neolithic satellite tombs at Knowth. Ireland. | Carved Neolithic stones encircling main passage grave (c3200 BCE) at Knowth. Ireland. | Carved Neolithic stones encircling tombs at Knowth. Ireland. |
![Tomb entrance at Knowth. Ireland.](/t/IE/IEBAK022.JPG) | ![Tomb entrance topped by carved stone at Knowth. Ireland.](/t/IE/IEBAK024.JPG) | ![Neolithic carved stone at Knowth. Ireland.](/t/IE/IEBAK026.JPG) | ![Neolithic carved stone with spiral at Knowth. Ireland.](/t/IE/IEBAK027.JPG) |
Tomb entrance at Knowth. Ireland. | Tomb entrance topped by carved stone at Knowth. Ireland. | Neolithic carved stone at Knowth. Ireland. | Neolithic carved stone with spiral at Knowth. Ireland. |
![Neolithic carved stone designs at Knowth. Ireland.](/t/IE/IEBAK029.JPG) | ![Neolithic carved design at Knowth. Ireland.](/t/IE/IEBAK031.JPG) | ![Neolithic carved stone with tree-like design at Knowth. Ireland.](/t/IE/IEBAK032.JPG) | ![Neolithic carved stone with river-like design at Knowth. Ireland.](/t/IE/IEBAK033.JPG) |
Neolithic carved stone designs at Knowth. Ireland. | Neolithic carved design at Knowth. Ireland. | Neolithic carved stone with tree-like design at Knowth. Ireland. | Neolithic carved stone with river-like design at Knowth. Ireland. |
![Neolithic carved stone designs at Knowth. Ireland.](/t/IE/IEBAK034.JPG) | ![Neolithic carved stone with concentric circle design at Knowth. Ireland.](/t/IE/IEBAK035.JPG) | ![Neolithic carved stone with circular design at Knowth. Ireland.](/t/IE/IEBAK036.JPG) | ![Neolithic carved stone with labyrinth-like design at Knowth. Ireland.](/t/IE/IEBAK037.JPG) |
Neolithic carved stone designs at Knowth. Ireland. | Neolithic carved stone with concentric circle design at Knowth. Ireland. | Neolithic carved stone with circular design at Knowth. Ireland. | Neolithic carved stone with labyrinth-like design at Knowth. Ireland. |
![Neolithic carved stone arrangement at Knowth. Ireland.](/t/IE/IEBAK038.JPG) | ![Spiral carved stones & standing stone marking entrance of Main Neolithic passage grave at Knowth. Ireland.](/t/IE/IEBAK039.JPG) | ![Spiral carving on entrance of Main Neolithic passage grave at Knowth. Ireland.](/t/IE/IEBAK040.JPG) | ![Black & white stones by Neolithic peoples to decorate at Knowth. Ireland.](/t/IE/IEBAK041.JPG) |
Neolithic carved stone arrangement at Knowth. Ireland. | Spiral carved stones & standing stone marking entrance of Main Neolithic passage grave (c3200 BCE) at Knowth. Ireland. | Spiral carving on entrance of Main Neolithic passage grave at Knowth. Ireland. | Black & white stones by Neolithic peoples to decorate at Knowth. Ireland. |
![Neolithic carved stone with sundial-like design at Knowth. Ireland.](/t/IE/IEBAK042.JPG) | ![Spiral carved stones & standing stone marking entrance of Main Neolithic passage grave at Knowth. Ireland.](/t/IE/IEBAK043.JPG) | ![Passage tomb within Main Neolithic passage grave at Knowth. Ireland.](/t/IE/IEBAK046.JPG) | ![Excavated passage pit at Knowth. Ireland.](/t/IE/IEBAK048.JPG) |
Neolithic carved stone with sundial-like design at Knowth. Ireland. | Spiral carved stones & standing stone marking entrance of Main Neolithic passage grave (c3200 BCE) at Knowth. Ireland. | Passage tomb within Main Neolithic passage grave at Knowth. Ireland. | Excavated passage pit at Knowth. Ireland. |
![Recreated standing posts at Knowth. Ireland.](/t/IE/IEBAK049.JPG) | ![Stairs to top of Main Neolithic passage grave at Knowth. Ireland.](/t/IE/IEBAK051.JPG) | ![View from top of Knowth. Ireland.](/t/IE/IEBAK052.JPG) | ![Landscape surrounding Knowth. Ireland.](/t/IE/IEBAK056.JPG) |
Recreated standing posts at Knowth. Ireland. | Stairs to top of Main Neolithic passage grave at Knowth. Ireland. | View from top of Knowth. Ireland. | Landscape surrounding Knowth. Ireland. |