The capital of Spain for over 400 years, Madrid is one of Europe's most prominent cities. Walking in Madrid is the best way to discover the city and in Madrid, it is a way of life. In the throes of a makeover, the city is undergoing renovation. When air pollution exceeds a certain level, driving gasoline automobiles is restricted. Eco-friendly alternatives are available such as electric bicycles and powered kick scooters for sharing. Route buses are electric as well and even electric cars are available for driving and dropping off. The city is also being transformed and revamped for pedestrian use as well.

Ho Chi Minh City is Vietnam's largest commercial center. The city has seen many changes throughout its history. In 1859 French forces occupied the town. In 1954, Viet Minh revolutionaries led by Ho Chi Minh defeated the French, which solidified the end of French rule in Indochina and led to the division of Vietnam to North and South. In 1975, the revolutionaries took over Saigon, and the War came to an end. Saigon was renamed Ho Chi Minh City, adopting the name of the hero of Vietnamese independence.