The tunnel...

This post participates in the “Daily Photo Contest” (Wednesday = #architecturalphotography) hosted by @juliank.

Themes are by day:

Monday: foodphotography - animalphotography
Tuesday: landscapephotography - cityscapephotography
Wednesday: architecturalphotography - vehiclephotography
Thursday: macrophotography - colourfulphotography
Friday: streetphotography - portraitphotography
Saturday: sportsphotography - smartphonephotography
Sunday: goldenhourphotography - longexposurephotography