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芒果TV动漫少儿频道独家自制，每集由一个大热动画引出一个小朋友身边的科普小知识！寓教于乐，让小朋友在看动画的同时也能收获知识。豆皮哥哥带着大家敲响知识乐园的大门。。The River and the Wall follows five friends on an immersive adventure through the unknown wilds of the Texas borderlands as they travel 1200 miles from El Paso to the Gulf of Mexico on horses, mountain bikes, and canoes. They set out to document the borderlands and explore the potential impacts of a wall on the natural environment, but as the wilderness gives way to the more po...。