Millions of tourists flock to Vietnam every year in order to explore its rich culture and stunning natural landscape. From the hustle and bustle of Ho Chi Minh City to the peace and tranquility of Ha Long Bay, Vietnam has something for everyone. Here are seven of the most popular tourist spots in Vietnam. photo: Phát Trương The Mekong Delta The Mekong Delta is one of the most popular tourist spots in Vietnam. This is…