Twelve Regional Hubs from Bucaramanga to Geelong

Capital of Santander department in northeastern Colombia, founded in 1622 and home to about 607,000 people in 2020. The atlas records the fifth-largest economy by GDP in Colombia and its nickname, the City of Parks, for the green squares in its grid.

An Atlantic seaside city and fishing port in Buenos Aires Province, founded in 1874. Its 2022 census population of 682,605 makes it the second largest city in the province, and its name is short for Mar del Rio de la Plata.

Capital of Maranhao state, built on Sao Luis Island in the Baia de Sao Marcos and founded in 1612. About 1.09 million people live in the city proper, and the metropolitan area is the 15th largest in Brazil.

Capital of Braga district and of the historical Minho Province in northwestern Portugal. Its municipality held 212,635 residents in 2025, and its urban area is the third most populated in Portugal after Lisbon and Porto.

County town of Nottinghamshire in the East Midlands, granted its city charter in 1897 for Queen Victoria's Diamond Jubilee. Its 2021 census population was 323,632, and it is tied to lace-making, bicycles, tobacco and the legend of the Sheriff of Nottingham.

Seat of government of the Netherlands even though Amsterdam is the official capital, on the North Sea coast of South Holland. Its 549,163 inhabitants in 2021 make it the third-largest Dutch city, and it has been the administrative centre since the Dutch Republic.

The second-largest city in Greece and capital of Central Macedonia, with 319,045 people in the municipality in 2021. As a co-reigning capital of the Byzantine Empire beside Constantinople it earned the nickname Symprotevousa, the co-capital.

Administrative centre of Rostov Oblast and of Russia's Southern Federal District, on the Don near the Sea of Azov. Founded in 1749, it is known as the gateway to the Caucasus and is a major transport and industrial hub.

Capital of Herat Province in western Afghanistan and its third-largest city, with an estimated 673,273 residents at about 920 metres elevation. It is the gateway to Iran and Turkmenistan, and its customs revenue is a major source of income for the country.

A landlocked city in East Java, Indonesia, and the province's second most populous, with 843,810 people at the 2020 census. Its roots reach back to the Singhasari Kingdom, it became a municipality in 1914, and Brawijaya University and Malang State University make it an educational centre.

A special municipality in southern Taiwan and its third most populous city, at about 2.7 million people. After absorbing Kaohsiung County in 2010 it grew to 2,952 square kilometres, the largest city in Taiwan by area, reaching into the Yushan Range.

Port city on Corio Bay and the Barwon River, about 75 kilometres southwest of Melbourne. With an estimated 282,809 people in 2023 it is the second-largest city in Victoria and the administrative centre of the City of Greater Geelong.