Ganga Sagar (urn)
Ganga Sagar (Punjabi: ਗੰਗਾ ਸਾਗਰ), is the name given to the sacred relic which belonged to the tenth guru of Sikhism, Guru Gobind Singh. It is a traditional copper urn of the 17th century, which weighs approximately half a kilo gram and is less than 1 foot in height.