The Opera Theatre building, named after Alexander Spendiarov was built in 1933 by the legendary architect A. Tamanyan. Located at the crossroads of Mashtots and Sayat-Nova streets. On the back of the Opera there are the famous Freedom Square with children's entertainment, monuments of Hovhannes Tumanyan and A. Spendiarov, many beautiful cafes and a lovely swan lake, which turns into a skating rink in winter.

La place de la République a été construite en 1924 par le plus célèbre architecte arménien, Alexandre Tamanyan, et a été achevée en 1977 (bien que la plupart des bâtiments aient été construits en 1950). Une superficie de 30 000 mètres carrés de tuf blanc et rose constitue l'attraction principale et le cœur d'Erevan moderne. Le projet comprend cinq bâtiments : le siège du gouvernement, la poste principale, l'hôtel Marriott, l'ancien ministère des Affaires étrangères, le musée d'histoire et la galerie d'art. Au centre se trouvent les célèbres fontaines chantantes qui s'allument le soir.

The Blue Mosque or Heavenly Mosque (the old name) is the only remaining of the seven mosques in Yerevan, and inside the complex is the only minaret out of four that previously existed. It was built in 1766 by the Yerevan Khan and located on Mesrop Mashtots street. In 1996-1999, the mosque was transferred to the Government of Iran and with full funding, was completely renovated.

One of the oldest church of Yerevan.St. Sargis was a symbol of lovers and in Armenia people celebrate St. Sargis day,like St. Valentine day.