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The world's largest underwater waterfall
The world's largest underwater waterfall is the Denmark Strait Falls, the drop reaches 3505 meters, the flow per second equivalent to 25 Amazon River, but hidden in the bottom of the sea no one can see, come and learn about it. -
The world's largest pig breeding country
Do you know which country is the most advanced country in raising pigs? Many people will think of the United States. But in fact, the world's first pig farming country, but not the United States, but a European country, this country is surprisingly the northern European Denmark, raising 10,000 pigs only 3 people, the human-pig ratio of 1:5.