One natural wonder that I know is Ha Long Bay. It is one of the most beautiful places in Vietnam and is famous all over the world. Ha Long Bay is known for its thousands of limestone islands rising from the clear blue sea. Many of these islands have interesting shapes, caves, and lush green trees. The water is calm and creates a peaceful and magical view. Visitors can go boating, kayaking, or exploring caves to enjoy the scenery. Ha Long Bay is also recognized by UNESCO as a World Heritage Site. Because of its natural beauty and unique landscape, it is considered one of the most amazing natural wonders on Earth.

1, he tour guide showed us the temple which/that is over 300 years old yesterday.

2,Ha Long Bay is a natural wonder whose limestone islands create a breathtaking view.

1,he travel plan which made last night still needs a few changes.

2, The photographer who captured beautiful photos showed us the best spots to go sightseeing.

3, Claire asked him if he was exploring Son Doong Cave with them the next week/the following week/the week after.