Wikipedia https://zh.wikipedia.org/wiki/沃尔泰拉
Official website http://www.volterra.net/
More information https://www.discovertuscany.com/volterra/
More information http://www.volterra-toscana.net/eng/welcome.html
Facebook https://www.facebook.com/volterra.tuscany
地址 Viale dei Ponti, Volterra 56048, Italy
坐标 43°24'1.51" N 10°51'35.686" E
