ðə pˈoːɹɾə wɛstfˈælɪkə dʒˈɜːmən pɹənˌʌnsɪˈeɪʃən: stɹˈɛs pˈiː ˌoʊpənˈɔː smˈɔːlkˌæptˈɜːndˈɑːɹ tˈiː ɐ vˈiː ˌoʊpənˈɛː ˈɛs tˈiː stɹˈɛs ˈɛf ɐ lˈɛŋθənd ˈɛl smˈɔːlkˌæpˈaɪ kˈeɪ ɐ, ˈɔːlsoʊ nˈoʊn æz ðə wɛstfˈeɪliən ɡˈæp, ɪz ɐ ɡˈoːɹdʒ ænd wˈɔːɾɚ ɡˈæp wˌɛɹ ðə wˈɛsɚ ɹˈɪvɚ bɹˈeɪks θɹuː ðə pˈæsɪdʒ bᵻtwˌiːn ðə mˈaʊntɪn tʃˈeɪnz ʌvðə wˈiːhən hˈɪlz ɪnðə wˈɛst ænd ðə wˈɛsɚ hˈɪlz pˈɑːɹt ʌvðə wˈɛsɚɹ ˈʌpləndz ɪnðɪ ˈiːst.
The Porta Westfalica (German pronunciation: [ˈpɔʁta vɛstˈfaːlɪka]), also known as the Westphalian Gap, is a gorge and water gap where the Weser river breaks through the passage between the mountain chains of the Wiehen Hills in the west and the Weser Hills (part of the Weser Uplands) in the east.