Buzz
Ngày cập nhật gần nhất: 15/4/2026
The Morning Glory Pool in Yellowstone National Park (USA) used to have a blue color but has transformed into unique shades of red, yellow, and green. The pool is sourced from a hot spring. Various green and yellow algae grow within the pool, forming a green circle in the center and outer circles of yellow and red.
According to Zing News
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Reference: Mytour Travel Handbook
MytourApril 2, 2015
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