ɪɾ ɪz bˈaʊndᵻd tə ðɪ ˈiːst baɪ ðə stˈeɪt ˈɑːpɚɹə bˈɪldɪŋ hˈɛns ɪts pɹɪwˈɔːɹ nˈeɪm, tə ðə wˈɛst baɪ bˈɪldɪŋz ʌv hˈʌmboʊldt jˌuːnɪvˈɜːsᵻɾi, ænd tə ðə sˈaʊθiːst baɪ sənt. hˈɛdwɪɡz kɐθˈiːdɹəl, ðə fˈɜːst kˈæθlɪk tʃˈɜːtʃ bˈɪlt ɪn pɹˈʌʃə ˈæftɚ ðə ɹᵻfoːɹmˈeɪʃən.
It is bounded to the east by the State Opera building (hence its prewar name), to the west by buildings of Humboldt University, and to the southeast by St. Hedwig's Cathedral, the first Catholic church built in Prussia after the Reformation.