Washington, the capital of the United States of America, has four distinct seasons. The temperature change is relatively gentle and the annual precipitation distribution is uniform.

Vancouver is Canada's major port city and an important economic center. It is also a cultural and tourist center in western Canada. With beautiful natural landscape, the city is a paradise for outdoor running enthusiasts. Every year, various running races are held here, attracting runners all around the world.

Barcelona, the second largest city in Spain, has the reputation of the "Flower of Europe". As a beautiful coastal city, Barcelona is a typical Mediterranean climate. Any season is very suitable for travelling here.

As the second largest city of South Africa, Cape Town is a unique tourist destination in the country. Thanks to its splendid natural environment and great location, this coastal city attracts a lot of tourists from home and abroad. Also, many nature and outdoors lovers including people enjoying jogging are enchanted by the city.

Melbourne is the capital city of State of Victoria of Australia and the second largest city of Australia.It is also a famous garden capital of the world, with a high Green Space Ratio of 40%.

Seoul, the capital of the Republic of Korea, is one of the major financial cities in Asia, and is also the political, economic, technological, educational, and cultural center of Korea.