I really enjoyed Newgrange in Ireland. It's huge, you can go inside it and as part of the tour they turn out the lights and simulate what it looks like on the

I really enjoyed Newgrange in Ireland. It's huge, you can go inside it and as part of the tour they turn out the lights and simulate what it looks like on the solstice. https://en.wikipedia.org/wiki/Newgrange https://en.wikipedia.org/wiki/Newgrange