θɹˈiː ʌv ðiːz tɹˈeɪlz ɑːɹ kəntˈɪnjuːəs sˈiːdɚ bˈoːɹdwɔːks meɪntˈeɪnd baɪ ðɪ əlˈɪmpɪk nˈæʃənəl pˈɑːɹk sˈɜːvɪs.
Three of these trails are continuous cedar boardwalks maintained by the Olympic National Park Service.