Ulaanbaatar
Ulaanbaatar, formerly anglicised as Ulan Bator (, , literally "Red Hero"), is the capital and largest city of Mongolia. The city is not part of any aimag (province), and its population was over 1.3 million, almost half of the country's total population. Located in north central Mongolia, the municipality lies at an elevation of about in a valley on the Tuul River. It is the country's cultural, industrial and financial heart, the centre of Mongolia's road network and connected by rail to both the Trans-Siberian Railway in Russia and the Chinese railway system.
Allahabad
The city is the judicial capital of Uttar Pradesh with Allahabad High Court being the highest judicial body in the state. As of 2011, Allahabad is the in the state, twelfth in Northern India and thirty-eighth in India, with an estimated population of 1.11 million in the city and 1.21 million in its metropolitan region. In 2011 it was ranked the world's 40th fastest-growing city. Allahabad, in 2016, was also ranked the third most liveable city in the state (after Noida and Lucknow) and sixteenth in the country. The 2016 update of the World Health Organization's "Global Urban Ambient Air Pollution Database" found Allahabad to have the third highest mean concentration of "PM2.5" (<2.5 μm diameter) particulate matter in the ambient air among all the 2972 cities tested (after Zabol and Gwalior).