Kerbstone 15 at Knowth, with its impressive designs which resemble a sundial. See another picture of this stone, plus an astronomical interpretation of the stone.

The impressive Kerb 69, captured beautifully as it was lit by sunlight from the side, depicts what some commentators have described as a sunrise.

Crescent moons? This stone is located on the southern side of the kerb at Knowth. See photos of the Knowth decorated kerbstones.

"I visited that glorious dome that stands by the dark rolling waters of the Boyne, Where Aongus Og magnificently dwells." - Newgrange by Raymond Balfe.

Moonlight penetrates the passage of Dowth south. Dowth is said to be the grave of Boann, the "bright cow", the Moon goddess.

Sunset viewed from the top of Dowth on August 21, 2001. The distant hill peak is the Hill of Slane, where St Patrick lit Ireland's first paschal fire.