German Chancellor Angela Merkel is seen eating spaghetti in a rare casual moment, showcasing her down-to-earth personality.

Footage of busy city streets on a rainy day, with people rushing to their destinations under colorful umbrellas.

Explore the incredible defense system of the human body, from the different jobs and components of the immune system to its response to infections and how it keeps you safe.

一组描述夕阳下的美景和诗情画意的文字，描绘了夕阳下的自然美景和人文情怀。

Discover Canada's diverse landscapes, vibrant cities, and rich cultural heritage, from the Rocky Mountains to the Atlantic coast.

Learn how to safely and effectively fire a gun without revealing your position or identity.

了解中国唐代伟大诗人杜甫的故事，他如何从贫穷学士成为官员和诗歌奇迹的创造者，及其对生命和人民的热爱和关怀。