"Unique ambience" refers to a special and distinct atmosphere or mood that cannot be found anywhere else. It describes a place or situation that has its own individual, one-of-a-kind feeling or vibe. Full definition
And of course, Ugg - style boots have their own unique ambience when paired with flowing upper layers. (justthedesign.com)
The private verandah and wide window front offer you spectacular, uninterrupted views of the mountains which add unique ambience and beauty to these luxurious suites. (alluxia.com)