Coat of arms of the Russian Empire of the city of Erivan with an official description in the Winkler's Armorial.
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1886
Ethnographic map of the Erivan Governorate.
2011
On July 7, Lyon Park has been opened as a symbol of friendship between Yerevan and Lyon. In 2010-2011 with the support of the City of Lyon, the park was completely renovated.
