Illustrative topic photography

Earth at night — NASA / Unsplash
https://unsplash.com/photos/photo-of-outer-space-Q1p7bh3SHj8

London skyline — Robert Stump / Unsplash
https://unsplash.com/photos/city-skyline-during-night-time-V8Wrb3anRxs

Forest aerial — Nabil Naidu / Unsplash
https://unsplash.com/photos/an-aerial-view-of-a-forest-with-lots-of-trees-4Gpjlnltv0M

These images illustrate broad topics, not individual news reports.