Thailand is a beautiful country with so much to offer. Here's an ideal itinerary for 3 days in Thailand:

Day 1:

• Start your day by visiting the Grand Palace in Bangkok, which is one of the most iconic landmarks in Thailand. The palace is home to several temples and buildings that showcase the country's rich history and culture.
• After exploring the Grand Palace, head over to Wat Pho, which is located nearby. This temple is famous for its giant reclining Buddha statue, which is truly a sight to behold.
• In the evening, take a stroll through the bustling streets of Chinatown and indulge in some delicious street food. You can also visit the famous night markets in Bangkok, such as the Asiatique Night Market or the Chatuchak Weekend Market.

Day 2:

• Start your day early and head to Ayutthaya, which is a UNESCO World Heritage Site located about 80 km north of Bangkok. Ayutthaya was once the capital of Thailand and is home to several ancient ruins and temples that are worth exploring.
• After spending the morning in Ayutthaya, head back to Bangkok and visit the famous Wat Arun temple, which is located on the banks of the Chao Phraya River. The temple is known for its stunning architecture and intricate details.
• In the evening, take a dinner cruise along the Chao Phraya River and enjoy the beautiful views of Bangkok at night.

Day 3:

• Start your day by visiting the famous Damnoen Saduak Floating Market, which is located about 100 km southwest of Bangkok. The market is known for its colorful boats and vendors selling fresh produce and local delicacies.
• After exploring the floating market, head back to Bangkok and visit the famous Jim Thompson House, which is a museum dedicated to the life and work of Jim Thompson, an American businessman who played a key role in reviving the Thai silk industry.
• In the evening, head to Khao San Road, which is a popular backpacker hub in Bangkok. The street is lined with bars, restaurants, and shops, and is a great place to soak up the local culture and nightlife.

I hope this itinerary helps you plan your trip to Thailand!