Question: Have you seen an unforgettable view?
Analysis

1.You can describe a specific unforgettable view you have seen, such as a natural landscape, cityscape, etc. 2.Explain why this view is unforgettable, such as its beauty, uniqueness, or the emotions it evoked in you.

Synonyms
Try these synonyms instead of repeating the question:
  1. unforgettable→memorable; remarkable
  2. view→sight; scene; scenery