2. No detours! Zhangjiajie National Forest Park + Tianmen Mountain loop, even beginners can go for it

Zhangjiajie is located in the northwest of Hunan Province, famous for its unique quartz sandstone peak forest landscape, and is one of the filming locations of "Avatar." Here is a detailed travel guide: Best Travel Time - Spring and Autumn (April-May, September-November): Comfortable climate, temperature around 20°C, misty clouds, the most beautiful scenery. - Summer (June-August): A summer resort, but with more tourists, so be sure to take precautions against heat and sun. - Winter (December to February): Fewer people and quiet scenery, the peak forest looks like an ink painting after snow, but some mountain roads may be closed. Transportation Guide - Long-distance transport: You can choose to fly directly to Zhangjiajie Hehua Airport, about 5 km from the city center; or take the high-speed train to Zhangjiajie West Station, about 2.5 hours from Changsha to Zhangjiajie; you can also take a regular train to Zhangjiajie Station. - City transport: There are free eco-friendly buses within the scenic area. In Zhangjiajie National Forest Park, you can take the Bailong Elevator for a quick ride to the top of the mountain. In Tianmen Mountain Scenic Area, you can take the world's longest high-altitude passenger cableway. Attractions Introduction - Zhangjiajie National Forest Park: The core area of Wulingyuan, ticket price 228 RMB, valid for 4 days, including eco-friendly bus. Must-visit spots include Yuanjiajie, Golden Whip Stream, and Tianzi Mountain. - Tianmen Mountain National Forest Park: Ticket price 278 RMB, including cableway and eco-friendly bus. Attractions include the Glass Skywalk, Tianmen Cave, and Guigu Plank Road. - Grand Canyon Glass Bridge: Ticket price 128 RMB, including the glass bridge and canyon tour. It is the world's longest glass bridge, 430 meters long, and you can also experience high-altitude bungee jumping. - Huanglong Cave: Ticket price 121 RMB, featuring karst wonders such as the "Sea-Calming Needle" inside the cave. Food Recommendations - Sanxia Guo: A Tujia ethnic specialty, stewing pork intestines, cured meat, tofu, and other ingredients in one pot, spicy and fragrant. Recommended: Master Hu’s Sanxia Guo. - Tujia Cured Meat: Smoked and served stir-fried with garlic sprouts or chili, tastes excellent. - Suan Cu Fish: Fish meat fermented with glutinous rice then fried or steamed, crispy outside and tender inside, sour and spicy, appetizing. Accommodation Recommendations - City area (Yongding District): Close to Tianmen Mountain cableway, convenient for travel, such as Zhangjiajie Blue Bay Boge Hotel, economical and affordable; Zhangjiajie Huatian Hotel, a high-end hotel. - Wulingyuan District: Xibu Street area with concentrated dining and entertainment, Wuhou Valley Homestay with beautiful mountain view rooms; Nabeli Crowne Plaza Hotel, cost-effective. Itinerary Planning - 3-day highlights tour: Day 1 visit Tianmen Mountain; Day 2 explore Yuanjiajie and Golden Whip Stream in Zhangjiajie National Forest Park; Day 3 go to Grand Canyon Glass Bridge, return in the afternoon. - 5-day deep tour: Based on the 3-day highlights tour, add attractions like Huanglong Cave, Baofeng Lake, or spend 2 days visiting Fenghuang Ancient Town.