The phrase "a memorable aspect" is correct and usable in written English.
It can be used when discussing a particular feature or element of something that stands out and is easy to remember.
Example: "One memorable aspect of the film was its stunning cinematography that left a lasting impression on the audience."
Alternatives: "a notable feature" or "a striking element".
The rest of us commoners can only wonder what has happened to the creative fires of the gifted Mr. Branagh, whose intense Henry V strode the same Barbican Theater stage a mere seven years ago and whose Laertes was the most memorable aspect of a dry "Hamlet" directed by Ron Daniels and starring Roger Rees that same season.
Despite the inevitable focus on new films, the most memorable aspect of a given festival is often the connection made between cinema's past and present in the Cannes Classics section, and so it was this year.
Perhaps the most memorable aspect of the course was an informal workshop with LaMonte Armstrong, a local teacher who served more than 16 years of a life sentence for first-degree murder, until he was granted a pardon of innocence in 2013.
Explora's most memorable aspect is its aspect; each bedroom has an almost 20ft wide panoramic window giving you an Imax-style view over the Atacama's weird landscape.
But it's the drinks that are the most memorable aspect of Peacock Alley.
The most memorable aspect of this session, however, is just that, for the longest time, no one else shows up.
The most memorable aspect of the Nagano Games was arguably the weather, which brought heavy snow and periods of freezing rain.
For me the most memorable aspect was the acreage of empty seats in the Man-U end.
The most memorable aspect of the race was the Mattingly campaign's parody of an insurance company television commercial in which a duck quacked, "Back Mack".
But the score's most memorable aspect is the pounding, often lurching chord progressions that evoke different corners of the underworld.
