Line art style. Saint Patrick Day greetings card ... Similar illustrations are known from the various illuminations in medieval, celtic books such as the "book of kells" and the "Lindisfarne gospels".

Historically, these designs are prominently featured in illuminated manuscripts, which are among the most revered forms of medieval art. Celtic knots can also be found in European architecture ...

Modern art mural wallpaper with ancient triple spiral and Celtic ... Similar illustrations are known from the various illuminations in medieval, celtic books such as the "book of kells" and the ...

You may not have spotted them but there are more than 500 early medieval carved stones in Wales ... daubed with graffiti Bronze Age rock art uncovered in Brecon Beacons "These stones show the ...