Modders have done some amazing (and deeply strange) things with Breath of the Wild's emulation. Now you can even play it in first-person at 60 frames-per-second in whatever resolution you like. As you can see in the video by BSoD Gaming above, the viewpoint smoothly switches to third-person when you climb, swim, or lock-on to an enemy, though you can also perform attacks in first-person.
This is Breath of the Wild running in the Cemu emulator, which is available for consoles as well as PC (though it demands one of thegetting rid of the cel-shading to give it a very different look.
Here's the mod's official page.
