RIGA, June 22, 2020 (Xinhua) -- Girls wearing flower crowns play on a swing during the summer solstice celebrations at a village in Riga, Latvia, June 21, 2020

BUCHAREST, June 22 (Xinhua) -- Residents practice yoga at Herastrau Park in Bucharest, Romania, on June 21, 2020, the International Yoga Day.

LONDON, June 19, 2020 (Xinhua) -- British Prime Minister Boris Johnson (L) meets with French President Emmanuel Macron at 10 Downing Street in London, Britain, on June 18, 2020. Boris Joh ...