Explore the bustling streets of Hanoi's Old Quarter lined with shops, cafes and street vendors in the morning. Enjoy a traditional Vietnamese lunch at Bun Cha Huong Lien restaurant, where President Obama dined. Visit the Hoa Lo Prison Museum in the afternoon and witness the history of French colonialism and the Vietnam War. End the day with a water puppet show at Thang Long Water Puppet Theatre.
Take a scenic drive to Ha Long Bay in the morning and enjoy a relaxing cruise through the limestone karsts and floating villages. Stop for a swim at Titop Island's beach and hike up to the island's lookout for a panoramic view. Enjoy a sunset Tai Chi session on the boat and feast on a seafood dinner while watching the stars.
Arrive in Hoi An in the morning and stroll through the ancient town's lantern-lit streets filled with tailors, leather workers and souvenir shops. Stop for a coffee at one of the charming cafes along the riverfront. In the afternoon, visit the Japanese Covered Bridge, Tan Ky House and Quan Cong Temple. End the day with a sunset boat ride along the river.
Spend a relaxing day sunbathing and swimming at An Bang Beach. Chill at one of the beachfront bars and enjoy fresh seafood for lunch. Rent a bike in the afternoon and cycle to the neighboring Cua Dai Beach for a stunning sunset view.
Visit the Imperial City of Hue in the morning and learn about the Nguyen dynasty's history at the Hue Citadel and Royal Palace. Take a dragon boat ride along the Perfume River in the afternoon and visit Thien Mu Pagoda. End the day with a sunset view at the Tomb of Tu Duc.
Explore the spectacular caves and underground rivers of Phong Nha-Ke Bang National Park in the morning. Take a guided tour through the UNESCO-listed Phong Nha Cave and admire its mesmerizing rock formations. Enjoy a traditional lunch at a local restaurant. In the afternoon, visit the Dark Cave and zip-line, swim and kayak through its crystal-clear waters.
Arrive in Ho Chi Minh City in the morning and visit the War Remnants Museum to learn about Vietnam's history. Explore the bustling streets of Cholon, Ho Chi Minh City's Chinatown, and stop for a bowl of pho at a street vendor. In the afternoon, visit the Reunification Palace and Notre-Dame Basilica. End the day with a sunset cocktail at the rooftop bar of the Rex Hotel.
You can also consider visiting the Cu Chi Tunnels in Ho Chi Minh City, taking a cooking class in Hoi An, or going on a motorbike tour in the Central Highlands. Maximizing your fun by trying out the local street food and relaxing with a massage or spa treatment. Don't forget to pack sunscreen, comfy shoes, and light clothing for the hot and humid weather.