Daily contest initiated by @sirknight Sunday:light

Now for the today's challenge initiated by @sirknight that is Sunday:light
Karachi, or the city of lights, as it is called, is truly the most happening place in Pakistan



Note: @sirknight started a contest and its daily theme's are:
Sunday-Light
Monday-Darkness
Tuesday-AnimalKingdom
Wednesday-Structures
Thursday-ForcesinNature
Friday-LoveBeautyFreedom
Saturday-Agriculture