Great Difference - Cities description

Do you trust your eyes?
Do you trust your memory?
Do you love cities?

Look good, think quick and find the differences in these pictures about cities.
These cities pictures look beautiful. Looks can contain a small difference which many people can't spot or find.

So this is your chance to train your eyes and mind by finding all differences in these pictures about cities.

Play, learn, discover, enjoy and share with friends, family and all the wonderful people of this world.