Shutter speed/Movement - 1

Some motion blur shots from the city - with a bit of trainspotting...

I would really like some tips on the problem of contrast between bright sky and darker land....
ISO 100, 55mm, 0.3s, f22 with tripod

Network Rail wouldn't let me use a tripod on their station, so I had to get creative and find things to rest the camera on...
20mm, 3.2s, f22

 ..like the end of the escalator. With people moving away this is almost a motion frozen shot
35mm, 1/4, f8.0

 But the motion blur is much more fun.

17mm, 1sec, f22

 ISO 200, 17mm, 1s, f13

 ISO 100, 20mm, 1.6s, f22

 ISO 200, 28mm, 1.3s, f22

 ISO 200, 28mm, 1.3, f22

 ISO 400, 28mm, 1.3s, f22