18-day tour in the United States: a super detailed guide that you must save

An 18-day tour of the United States takes you to all the beautiful sights! A super detailed guide that will help you easily travel around the United States, save it now! -- The United States has a rich historical heritage, from the spectacular 🏞️Grand Canyon to the bustling 🏙️New York City, there are beautiful scenery everywhere. Whether it is the enthusiasm of the South or the pioneering spirit of the West, both reflect the unique customs and style of this land. -- 🛫Itinerary: Day 1: Depart from Seoul and transfer to Hawaii. Day 2-3: Travel in Hawaii and fly to San Francisco on the third night. Day 4-5: After visiting San Francisco, take Highway 1 to the town of Carmel, then to Denmark Village, and finally arrive in Los Angeles. Day 6-7: After visiting Los Angeles, go to San Diego and then return, then go to Palm Springs and the Colorful Rocks, and finally visit Las Vegas at night. Day 8-10: Depart from Las Vegas, visit the Grand Canyon, then go to Horseshoe Bend, Lake Powell, Glen Canyon Dam and Antelope Canyon, and finally arrive in Salt Lake City. Day 11-13: Visit Jackson Hole, Grand Teton National Park, and Yellowstone National Park before returning to Salt Lake City and flying to Buffalo. Day 14-15: After visiting Buffalo, head to Washington, and then to New York via Philadelphia. Day 16-17: After visiting New York, fly to Seoul. Day 18: Return to Shanghai from Seoul, ending the journey. 🛬 -- Must-haves before traveling: 🧳Things to bring when traveling to the United States 📞 Buy a local phone card for easy communication and smooth Internet access. 🔌 Don't forget the plug converter, the voltage in the United States is different from ours. 🪪 Passport, visa, driver's license, these documents should be carried with you so that you can travel more comfortably. 👕 If you are going to the United States in March, bring some spring and autumn clothes to cope with the changeable weather there. 🔋 Keep chargers and power banks ready to keep your cell phone and camera charged at all times. 💊 You should bring common medicines with you just in case, so that you can travel with more peace of mind. 💰 Prepare some cash and small amounts of US dollars, as they may be useful in some places. -- May every step of your journey in the United States be filled with surprises and beauty, and bring back unforgettable memories! 🌟