In the immediate vicinity of the west Slovenian border city of Nova Gorica, lies the 143-metre-high hill Kostanjevica, with at least 3 outstanding cultural and spiritual experiences: with its Church of Mary's Annunciation and Franciscan Monastery, Kostanjevica is a place of ecclesiastical art and a centre of spirituality; with its Tombs of the Bourbons it is a historical centre; and with its Monastery Library it is a cultural centre.