Bogotá has a TransMilenio bus rapid transit system, one of the largest in the world. elaborate
Macau is the only place in China where gambling is legal. elaborate
Vatican City has its own post office and issues its own postage stamps, which are popular among philatelists worldwide. elaborate
Busan is home to the world's largest department store, Shinsegae Centum City. elaborate
Hangzhou is home to the world's largest single-span arch bridge, the Hangzhou Bay Bridge. elaborate
Frankfurt am Main is home to the European Central Bank (ECB). elaborate
Leipzig is home to the world's oldest preserved functioning coffee house, Café Auerbachs Keller, dating back to the 16th century and famously mentioned in Goethe's Faust. elaborate