A webpage I just came across. With the overlaid maps and a "slider" that reveals the same terrain but where lines are today v where they were
https://www.theguardian.com/cities/2019 ... dApp_Tweet" onclick="window.open(this.href);return false;
https://www.theguardian.com/cities/2019 ... dApp_Tweet" onclick="window.open(this.href);return false;
Avatar: CSX eastbound on Lockport Sub approaching Lyric Ave 02.20.17