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Inside the months-long process of hand washing windows on one of the world’s tallest towers

Jang Woo-seok, a seasoned window washer, expertly cleans the 125 floors of Seoul’s Lotte World Tower, showcasing his skills developed since childhood. CNN’s Mike Valerio joins him for a shift to learn ...
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High-rise window cleaners tackle world's second tallest building

This is the nerve-wracking moment high-rise window cleaners worked on the Merdeka 118 skyscraper. Footage shows three labourers suspended in the air with safety harnesses while carrying out ...