The British Sundial Society British Sundial Society's site (Chairman Christopher St.J.H. Daniel), the most famous sundial association all over the world [UK].
	The North American Sundial Society North American Sundial Society's site, (Chairman Frederick W. Sawyer III) [USA].
	Sundials on the Internet International gnomonic web portal sponsored by BSS and NASS.
	Commission des Cadrans Solaires Web pages in the Société Astronomique de France's site reserved to the Commission des Cadrans Solaires (Chairman Denis Savoie) [France].
	www.cadrans-solaires.org François Blateyron's site, author of the beautiful Shadows computation program [France].
	sundial links Daniel Roth's site, with an extraordinary sundial links list [Germany].
	ta-dip Site managed by Reinhold Kriegler [Germany].
	Carpe Diem Site by Juan Serra Busquets, particularly dedicated to Palma de Mallorca sundials [Spain].
	Societat Catalana de Gnomònica Societat Catalana de Gnomònica's site (Chairman Jaume Ventura) [Spain].
	Centre Mediterrani del Rellotge de Sol Centre Mediterrani del Rellotge de Sol's site (Chairman Bartomeu Torres Ruiz) [Spain].
	Gnomónica Hispanomusulmana Site about spanish-muslim Gnomonics edited by the Grupo al-Ándalus Siglo XXI of Germán Moreno, Marcos Moreno e Jordi Mas [Spain].
	Relojes de sol Course of Gnomonics in comic strips edited by Jacinto del Buey Pérez [Spain].
	De Zonnewijzerkring Site of the Dutch Sundial Society (Secretary Fer J. de Vries) [Holland].
	The Homepage of Karl Schwarzinger Site by Karl Schwarzinger of the Gnomonicae Societas Austriaca [Austria].
	Slunecni hodiny a archeoastronomie Czech site very well managed by Pavel Marek [Czech Republic].
	Commission des Cadrans Solaires du Québec Commission des Cadrans Solaires du Québec's site (General Secretary André E. Bouchard) [Canada].
	Chronométrophilia Swiss Association for the History of Time Measurement [Switzerland].
	Brookbrae Brookbrae Limited are renowned designers and makers of innovative and artistic time features [UK].
	Reloj Andalusí Site by Esteban Martínez, particularly dedicated to Andalusia sundials [Spain].
	Sundial Sculptures / Stained Glass Sundials / Sundial Cupolas, Towers & Turrets Sites by John L. Carmichael, american professional stone sundial maker, author of a stained glass sundials archive [USA].
	Tags / sundials ( Rich sundials images gallery ) DORET Relógios de sol ( Sergio Garcia Doret [Brasil] ) Professionellen Gnomonik ( Yves Opizzo [Germany] )