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Photo taken on April 18, 2019 shows wild bluebells in the Hallerbos, near Brussels, Belgium. The Hallerbos is also known as "Blue Forest", where bluebells bloom around mid-April and form a blue carpet. (Xinhua/Zhang Cheng)
Photo taken on April 18, 2019 shows wild bluebells in the Hallerbos, near Brussels, Belgium. The Hallerbos is also known as "Blue Forest", where bluebells bloom around mid-April and form a blue carpet. (Xinhua/Zhang Cheng)