Which river is the longest in Vietnam?

What is the famous Vietnamese dish made of rice noodles and beef called?

Who was the first emperor of unified Vietnam?

Which city is known as the cultural capital of Vietnam?

What is the name of the Vietnamese coffee preparation method?

Which mountain range runs along the northern border of Vietnam?

What is the popular Vietnamese street food made with a rice paper wrap?

In which year did Vietnam gain independence from France?

What is the name of the famous bay known for its limestone islands?

What is the main ingredient in the Vietnamese dish 'Banh Mi'?

Which ancient city in Vietnam is known for its well-preserved architecture?

What is the traditional Vietnamese New Year called?

Which city is famous for its historic Old Quarter?

What is the popular Vietnamese soup that often includes chicken or beef called?