https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.freeway.gov.tw/Publish.aspx?cnid=1290
https://www.sdpb.org/blogs/arts-and-culture/the-border-monuments/ Miles 296-300