青海省
三江之源的高原大省，青海湖、柴達木盆地奇景與藏地文化構成大西北環線核心。
青海省位於青藏高原東北部，長江、黃河、瀾滄江均發源於此，境內多高原湖泊、鹽湖與戈壁。青海湖是中國最大的鹹水湖，夏季油菜花海環繞；柴達木盆地的茶卡、德令哈、冷湖、茫崖花土溝一帶有鹽湖、雅丹與星空等奇景；同仁熱貢藝術、玉樹與囊謙的藏地風情、年保玉則的雪山湖泊適合深度探索。最佳季節為6至9月，需注意高原反應。西寧是主要門戶，有機場和高鐵，環青海湖與大環線多以自駕為主。
目的地
遊玩線路
- Qinghai-Gansu Grand Loop Classic Route – A closed-loop route starting from Xining, circling Qinghai Lake, Qaidam, Dunhuang, the Hexi Corridor, and the Qilian Mo…
- Western Qaidam Wilderness Crossing – A one-way journey from Xining to Dunhuang, passing through Hoh Xil, Water Yadan, Mangya, Eboliang, and Lenghu.
- Golog, Yushu & Nangqian: 10-Day Deep Kham Itinerary – Head south from Xining via Guide, Maqên, and Madoi to Yushu and Nangqian, venturing deep into the Kham region of the Sa…
- Amdo Loop: Golog, Gannan & Rebgong – A classic Amdo loop starting from Xining, passing through Golog, Langmusi, Labrang Monastery, and Rebgong, before retur…
- Menyuan, Qilian, Qinghai Lake & Chaka Loop – Head north to the Menyuan flower seas and Qilian grasslands, then loop around the north shore of Qinghai Lake to Chaka.
- Qinghai-Tibet Highway: Xining to Lhasa – Follow the Qinghai-Tibet Highway across Hoh Xil and the Tanggula Pass, passing Namtso to enter Lhasa.
- Yellow River Valley: Guide, Rebgong & Xunhua – Follow the Yellow River Valley to explore Guide Danxia, Kanbula, Rebgong art villages, and the homeland of the Salar pe…
- Qinghai Lake Loop with Chaka and Guide – A leisurely loop of Qinghai Lake, with day trips to Chaka Salt Lake and the Yellow River at Guide.
- Qinghai Lake & Chaka Salt Lake Classic Short Loop – A weekend route starting from Xining, connecting Kumbum Monastery, Erlangjian, the Heimahe sunrise, and Chaka Salt Lake.
- Xining and Qinghai Lake Clockwise Loop Drive – Acclimatize in Xining for a day, then drive clockwise around the lake: sunrise on the south shore, the West Lake Ring R…
- Cycling Around Qinghai Lake – Start from Xihai Town and ride clockwise around the lake, about 360 km over four days, with rest days in Xining before…
- Qinghai Lake South Shore and Heima River Sunrise – Drive from Xining over Riyue Mountain to the south shore, stay at Heima River to see the sunrise, then return via Jinsh…