The amazing hanging monorail called the Schwebebahn in Wuppertal, near Dusseldorf in Western Germany. All trains are now this pale blue colour Stock Photo - Alamy
After 256 days of standstill: World's oldest electric suspension train reopens in Wuppertal - Urban Transport Magazine
Hanging Train: पटरियों पर नहीं, हवा में उल्टी लटककर चलती है ये ट्रेन, हर दिन हजारों लोग करते हैं सफर| Zee Business Hindi
Germany Has One of the World's Only Upside-down Railways
China's first suspended monorail line launched - Chinadaily.com.cn