The 8th wonder of the world noun phrase
Something regarded spectacular enough to be included among the Seven Wonders of the World.
This place used to be considered as the eighth wonder of the world, but almost nothing is known about its creation.
The Grand Canyon is regarded the eighth wonder of the world by many people because of its natural beauty.
Impressive! I'm so glad you brought me to see the eighth wonder of the world.
A wonder or marvel. Said when you think something seems worthwhile being grouped with seven wonders of the ancient world.
When you describe something as a howling success, you mean that it is outstandingly successful.