Only 50 minutes drive from Sydney. Not to be confused with the Zig Zag railway in Lithgow, the Zig Zag Walking Track is situated in Lapstone at the foot of the eastern side of the Blue Mountains accessible from the Great Western Highway at Emu Plains. The old Lapstone Zig Zag Railway was built in 1867 and was the first of its kind for the state of New South Wales, built as part of the line from Penrith to Weatherboard (Wentworth Falls). While there are no railway tracks to be seen, you can still see the original platform.