Arkadag, Turkmenistan -- Turkmenistan on Thursday inaugurated Arkadag, a $ 5-billion "smart" city built in honor of former strongman leader Gurbanguly Berdymukhamedov, cementing one of the most extraordinary personality cults in the world. Serdar Berdymukhamedov, his son and current president, unveiled the city around 30 kilometres (18 miles) southwest of the...