
Sky Mile Tower, Tokyo —
A proposal for a skyscraper in Tokyo has been revealed. Part of a vision for a mega-city in Tokyo for 2045 -- the building -- aptly named Sky Mile Tower could climb a mile high.

Sky Mile Tower, Tokyo —
The proposal is by firms Kohn Pedersen Fox Associates and Leslie E Robertson Associates.

Sky Mile Tower, Tokyo —
The futuristic city adapts to the impact of climate change.

Sky Mile Tower, Tokyo —
The impressive structure will stand at 5,577 feet tall -- twice the height of the Burj Khalifa, which is currently the world's tallest building.

Sky Mile Tower, Tokyo —
In the proposal, the skyscraper would be a part of a greater eco-district. Urban-farm plots would float in the surrounding waters.

Sky Mile Tower, Tokyo —
Open-air sky decks are found at different levels of the building.

Jeddah Tower, Jeddah —
While there are no plans to fund or construct the Sky Mile Tower yet, other buildings in the world, have been breaking height records. In December 2015, plans were revealed for the Jeddah Tower in Saudi Arabia. It is currently under construction and is working towards the title of world's tallest building -- at 1-kilometer high.

Jeddah Tower, Jeddah —
It is expected to be 3,280-feet tall and its projected completion is 2020.

Burj Khalifa, Dubai —
The Burj Khalifa in Dubai is currently the world's tallest building.

Burj Khalifa, Dubai —
It was crowned the title in 2010 and is 2,717 feet tall.

432 Park Avenue, New York —
In January, a residential building in New York became the world's 100th supertall building. Supertall buildings are classified as those over 300-meters high.

432 Park Avenue, New York —
It towers at 1,396 feet tall.


