Ho Citadel, Thanh Hoa Province, Vietnam - May 9, 2014. Schoolchildren cycling towards the north gate of the Ho Citadel, which became a UNESCO World He

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Ho Citadel, Thanh Hoa Province, Vietnam - May 9, 2014. Schoolchildren cycling towards the north gate of the Ho Citadel, which became a UNESCO World Heritage Site in 2011.

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Size: 5500px × 3653px
Photo credit: © Ron Emmons / Alamy / Afripics
License: Royalty Free
Model Released: No

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