This photography is done from both mobile and DSLR, I will tell you some points, definitely follow these points.
if you have dslr camera then you can shoot easily with it but use mirror lens to shoot best
If you do photography from mobile, then always suit the photo in low angle with the raw file of the profile, by doing this the image quality is good.
You must do this clicked photo in Adobe Lightroom Mobile otherwise color grading in Photoshop makes the image look more beautiful
Do landscape photography only in a place where the place is beautiful or the weather is very good, do it in such a place
Landscape photography If you shoot at night, you should do photography using the DSLR's manual setting or
If you get to learn something from this post or if you want background related to photo editing, definitely check the website