Portrait Milano, a luxury hotel in Milan, thrives with its new Longevity Spa and popular restaurants, drawing locals and travelers to its historic, inclusive space.
China is building vertical forest buildings in Nanjing city to fight it's worsening air pollution.
The well-known Gotthard Base Tunnel (GBT) is considered as the World's Longest and Deepest Rail Tunnel serves the public commuter from Zurich to Lugano.