Strabo mentioned that the cape of the Racecourse of Achilles was sacred to Achilles and although it was treeless, was called Alsos (ἄλσος).
stɹˈɑːboʊ mˈɛnʃənd ðætðə kˈeɪp ʌvðə ɹˈeɪskoːɹs ʌv ɐkˈɪliːz wʌz sˈeɪkɹɪd tʊ ɐkˈɪliːz ænd ɔːlðˈoʊ ɪt wʌz tɹˈiːləs, wʌz kˈɔːld ˈɔːlsoʊz lˌɛɾɚwˈʌnˈɛfzˈiəɹoʊfˈoːɹlˈæmdəsˈɪɡməˈoʊmɪkɹənsˈɪɡmə.