Can someone explain....

[skunkworm]

What is the difference with yellow trails, orange or red., Also what are with the double yellows-yellow/reds and all the crazy combos of colors? Is one more technical or physically challenging?

 

[gtluke]

http://www.mtbnj.com/wiki/Trail_Blazes

 

[capedoc]

What is the difference with yellow trails, orange or red., Also what are with the double yellows-yellow/reds and all the crazy combos of colors? Is one more technical or physically challenging?

The color coded blazes are there to let you know what trail you're on. Like street names.

 

[skunkworm]

cool thanks. very useful to know, next time maybe I wont get lost.