Haghpat, Sanahin, Odzun
Haghpat & Sanahin are monasteries near Alaverdi included in the UNESCO's World Heritage list. Not far is Odzun church.
Areni winery, Noravank
Noravank (lit. "New Monastery") is situated 120 km (75 mi) South-East from Yerevan. It was built in 13th - 14th centuries.
Echmiadzin, Zvartnots Cathedral
Echmiadzin, also known as Vagharshapat, located 18 km (11 mi) west of Yerevan, is the religious capital of Armenia. Echmiadzin hosts many churches.