Never Sleeps

Not much time for Blipping today so I'm a little disappointed with today's effort. It's my last day of my week off so I was trying to kill as many things off my To Do List as I could, with little success.
The second shot adds some context and scale.
Apologies for the lack of comments this evening but I'm having an earlyish night.

Rails

Sub Sunday (I remembered!) tip is Challenge. Well worth a sub!