12 is smallest kissing and sublime number
Babylon calculated in base 60, meaning that they counted up to 12 with one hand
dodecahedron, one of Platonic solids, is a polyhedron with 12 faces consisting of pentagons
1 year consists of 12 moon cycles, called months
12 Israeli tribes
12 main titans and 12 main divinities
3 (Trinity) x 4 (Seasons, compass points, historical elements) = 12
12 Apostles
instead of the eastern asian cultures in western countries exists the dodecaphony (meaning 12 tone technique)
rectangular and pentagonal number
etc.