Vanilla Parkour Map - Noodley Parkour
Minecraft 1.12.2
Play with : Adventure Mode
View Distance - ~7 chunks
Difficulty - Hard mode
Made by : Cosmic Charlie (Joel)

Simply place the folder into your 'saves' file in your minecraft folder and then load up 1.12.2 to play it. 
If you are on PC, it is most likely at
%appdata%\.minecraft

Mods used for creation of this map :
forge-1.12.2-14.23.4.2705
BetterBuildersWands-1.12-0.11.1.245+69d0d70

Made over 3 or 4 days in an attempt to make a small, accessible vanilla parkour map with some of the aspects 
(like TNT parkour) I had been playing
with in a more heavily modded version of minecraft.

Special mention to 
TNT Utilities mod
Noodlelator