Final answer:
The 12-letter word that describes an inspiring view that might require oxygen is 'breathless'. The word suggests that the view is so awe-inspiring that it takes your breath away, leaving you in need of oxygen to regain your composure.
Step-by-step explanation:
The 12-letter word that describes an inspiring view that might require oxygen is 'breathless'.
The word 'breathless' suggests that the view is so awe-inspiring that it takes your breath away, leaving you in awe and in need of oxygen to regain your composure.
For example, in the given passage, the author describes a view where their breath escaped in ragged bursts after seeing a beautiful lake and the surrounding landscape.