fˈɑːloʊɪŋ ðɪ ˌæbəlˈɪʃən ʌv ˈoʊpənˈɛɹ ˌɛksɪkjˈuːʃən ˈɛɹiəz ɪn nˈaɪntiːnhˈʌndɹɪd fˈɪfti fˈoːɹ, ɐn ˌɛksɪkjˈuːʃən sˈɛl wʌz bˈɪlt ɪnðə bˈeɪsmənt ʌv pæŋkɹˈɑːk pɹˈɪzən, wˌɛɹ ˌɛksɪkjˈuːʃənz wɜː kˈæɹid ˈaʊt ʌntˈɪl nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi nˈaɪn.
Following the abolition of open-air execution areas in 1954, an execution cell was built in the basement of Pankrác Prison, where executions were carried out until 1989.