Tallest Building Unoccupied
The story of the tallest unoccupied building is very interesting. It’s in Pyongyang, North Korea. Name of the Ryugyong Hotel. It is the tallest building in North Korea. Its construction was started in 1987 and haled in 1992. It is the world’s 18th tallest building with a height of 330 meters ( 1,082 Ft). It has 105 floors which makes it the tallest hotel in the world, but unoccupied.
It was planned to construct for the Olympic games. Games were planned with two joint Korean nations but at the end games were shifted to South Korea. After that hotel building is still abandoned.

Tallest Residential Building
Central Park Tower is the tallest residential building in the world. It is located in New York City, USA. The height of the Building is 472.4 Meters (1,550 Ft). It is completed in 2019. It is the 13th tallest building in the world and the tallest residential building in the World. It cost around 3 billion dollars. It has 131 floors.
It cost around 7000 dollars per sqft to sell. It is more than 3 times than average rate in manhattan, New York where the building is located.

Longest fort walls
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Tallest Man Made Structure
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World’s Heaviest Building
World’s heaviest building is in Bucharest, Capital of Romania. It is Palace of Parliament and also called as Republic’s House.
7,00,000 Tonnes of Steel and Bronze, 10,00,000 Cubic Meter of Marble, 2,00,000 Square Meters of Wooden Carpet and 3,500 tonnes of Crystal makes it the Heaviest Building In the world and also a Guinness Book of Record Holder. This heavy Building Sinks 6mm Every year due to its heaviness. By the way Height of the Building is 84 meters. So it will take 14,000 years to sink completely at this rate. It has 12 floors and 1,100 rooms. It cost 3 Billion Euros. Construction was started in 1984 and completed in 1997. The floor area of the building is around 3,65,000 Square meters.

Largest Mud Building
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Most slender building
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Largest mirrored building
Largest Mirrored Building is also called an invisible building. If you look at the building it is invisible because of mirror cladding. This building is located in AlUla, Saudi Arabia. The name of the Building is Royal Commission for AlUla. It covered by 9,740 m² (104,840 ft² 71 in²) of the mirror to the building. Which makes it a record-breaking building and a Guinness book of the record holder.
The Building is designed for Natural Beauty of desert around AlUla. It is a UNESCO world heritage site. The building is a concert hall with 500 people sitting capacity. It was completed in December 2018. Concert Hall is named as Maraya Concert Hall.

Largest solar-powered building
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Highway Through A Building
