evidence: Gegharkunik Province is located at the eastern part of Armenia, bordering Shahumyan Region, Republic of Artsakh. With an area of 5,348 km2 (2,065 sq mi), Gegharkunik is the largest province in Armenia. However, approximately 1,278 km2(493 sq mi) of its territory is covered by Lake Sevan, the largest lake in Transcaucasia and a major tourist attraction of the region. [...] Gegharkunik Province occupies the east of the central part of modern-day Armenia. With an area of 5,349 km² (18% of total area of Armenia), it is ranked first among the provinces of Armenia in terms of the total area. Historically, the current territory of the province mainly occupies the Gegharkunik and Sotk cantons of Syunik province of Ancient Armenia, along with parts of Mazaz and Varazhnunik cantons of Ayrarat province. Gegharkunik Province is situated at the east of modern-day Armenia, surrounding the Lake Sevan. Within the Republic of Armenia, it has borders with Tavush Province, Kotayk and Ararat provinces from the west and Vayots Dzor Province from the south. The Dashkasan and Gadabay districts of Azerbaijan, and the Shahumyan Region of Nagorno-Karabakh Republic form the eastern border of the province.