Ljubljana (Slovenia), Ljubljana Cathedral, 1826

(46° 03′ 02″ N,  14° 30′ 29″ E)

Fig. 1.  The sundial on the St. Nicholas Church; the inscription: “You do not know the day or the hour.”

• art,
• desing,
• dialing,
• gnomon,
• gnomonics,
• hour,
• numbers,
• photo,
• science,
• shadow,
• sun,
• sundial,
• time