The Dubai Mall gets more visitors than the Eiffel Tower , Niagara Falls and Disney World combined . Comment: It cost $ 20b to build , and employs a staff of 20,000 .
The Dubai Mall gets more visitors than the Eiffel Tower , Niagara Falls and Disney World combined . The shopping complex is the world 's largest , spanning the length of more than 50 football pitches . It cost $ 20b to build , and employs a staff of 20,000 .