Fun Day Out at Mega Grand World Hanoi & the Rainbow Slide If you're visiting Hanoi and looking for a fun, family-friendly activity just outside the city center, Mega Grand World Hanoi is a great choice. One of its most popular attractions is the Rainbow Slide — a large, colorful slide that's become a favorite spot for both kids and adults. What to Expect: Rainbow Slide: A vibrant and safe attraction offering a quick adrenaline rush and great photo opportunities. European-style architecture: Beautiful streets and plazas designed for walking, relaxing, and taking photos. Evening entertainment: Light shows, performances, and a lively night atmosphere. Plenty of dining options: From street snacks to restaurants, offering local and international cuisine. Tips for Visitors: Best time to visit is in the late afternoon or early evening when it’s cooler and the lights come on. Bring a camera – the entire area is full of Instagrammable spots. Great for families, groups of friends, and couples looking for a casual, fun outing near Hanoi.