| Name | Name:Anaconda Smelter Stack | Name:Citigroup Centre (Sydney) |
| Height | Height:178 m, (585 ft) | Height:243 m, (797 ft) |
| Location | Location:Anaconda, United States | Location:Sydney, Australia |
| Year Constructed | Year Constructed:1919 | Year Constructed:2000 |
| Description | Description:A very tall Masonry tower . In 2013 it was the tallest Masonry tower in the world. | Description: |
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