Yep, they're beautiful!
There are a lot of sky replacement apps or tools in existing photo apps. Maybe you already have a photo app that recently added that feature. AI is getting really good at generating images and fixing existing ones!
Here's an article: https://topten.ai/sky-replacement-tools-review/
Talk to ya laterz, gonna go get some fresh air :D
AI sure has been growing a lot recently. Thanks for the comment! (: