Breathtaking (adjective)

1. Extremely beautiful or impressive, causing one to catch one's breath.
2. So beautiful, impressive, or striking that it takes one's breath away.

Origin:

From breath + taking, first recorded in the early 19th century.

Examples:

1. The view from the top of the mountain was breathtaking.
2. The performance was breathtaking, the audience was mesmerized.
3. The sunset was breathtaking, the colors were so vibrant.
4. The dress was breathtaking, the design was so intricate.
5. The architecture of the building was breathtaking.