Different countries of the world are building very tall buildings

A tall building is also called a skyscraper. The tallest building in the world is in Hong Kong, Dubai and Singapore. These three countries are famous for this tall building. The Burj Khalifa built in Dubai is a problem for the whole world. There are also many tall towers in Singapore and now in Europe there are also many tall tall towers in America and Canada, many tall tall towers have closed and some are being built. Going to technology