Brú na Boinne Older than the Great Pyramids and Stonehenge - Bru na Boinne is a World Heritage Site in Ireland, containing the remains of about 40 prehistoric burial mounds. Dominating the area are the 3 large passage mounds of Knowth, Newgrange and Dowth. The site contains about 60 percent of Europe's neolithic art.
In 1835, young Joshua Newlove fell down a hole and inadvertently discovered Margate’s Shell Grotto. Seventy feet of underground tunnels lead to a chamber decorated with arcane symbols made entirely from sea shells. And the purpose of a cave studded with over four million shells mosaicked into phalluses, stars and flowers? Nobody really knows.
Hard to believe this is called The Ugly House, but it is! Situated in the heart of Snowdonia, Wales, it's currently a very charming little tea room. Some history (from the Snowdonia Society website): Legend tells us that it was a crude house built in the 15th century by two outlaw brothers. It was a ‘Ty Un Nos’ - or house built overnight. Under ancient law, he who built a house between sunset and sunrise, with walls, roof and smoking chimney, could claim the freehold.
Bryn Celli Ddu. is a prehistoric site on the Welsh island of Anglesey located near Llanddaniel Fab. Its name means 'the mound in the dark grove'. The Summer Solstice sun lights up a quartz stone at the back of the chamber.