Satellite Imagery from Sentinel-2 of <a href="https://en.wikipedia.org/wiki/Philadelphia" class="extiw" title="w:Philadelphia">Philadelphia</a> and the surrounding area on May 15, 2021.
<a href="https://en.wikipedia.org/wiki/European_Space_Agency" class="extiw" title="w:European Space Agency">European Space Agency</a>
Attribution
<a rel="nofollow" class="external free" href="https://apps.sentinel-hub.com/">https://apps.sentinel-hub.com/</a>