Phrases Expressing Curiosity or Wonder

It's a fascinating enigma.

C2

Meaning

It's a mysterious and captivating puzzle.

Example sentences

John: 'The disappearance of the painting is a fascinating enigma.'<br>

Alice: 'Indeed; the police seem baffled.'

John: 'It's a topic that has captivated scholars for centuries.'

Alice: 'The origins of the ancient civilization remain a fascinating enigma.'<br>