ASTANA – The Backstreet Boys lit up Astana Arena on Sept. 21, performing for around 30,000 fans, including more than 12,000 international visitors from 45 countries. The band responded in kind, thanking fans in Kazakh and accepting traditional gifts, including flowers and embroidered shapan robes. Last night was Almaty about 30,000 fans. … So thankful to have so many fans around the world, music is an amazing light that brings all together,” he wrote. The Backstreet Boys left with memories of warmth and hospitality, while fans went home with hoarse voices and the joy of reliving the songs of their youth.