The fire caused the tower's upper spire to tilt slightly, triggering fears the tower might collapse.

Just as work began at the Champ de Mars, the " Committee of Three Hundred " ( one member for each metre of the tower's height ) was formed, led by Charles Garnier and including some of the most important figures of the French arts establishment, including Adolphe Bouguereau, Guy de Maupassant, Charles Gounod and Jules Massenet: a petition was sent to Charles Alphand, the Minister of Works, and was published by Le Temps.

Work began on replacement of the full-height mast with a more durably-built structure on April 1, 1998, and had reached the tower's previous height by July 30.

In 2011, work began on replacement of the main tower's copper roof, at the cost of $ 7. 5 million.

Designed by architect Erwin Heinle, the tower's construction began in 1974.

This problem would surface at First Canadian Place as well, during an intense storm on the evening of 15 May 2007, a, white marble panel fell from the 60th storey of the tower's southern face onto the 3rd floor mezzanine roof below, causing authorities to close surrounding streets as a precaution.

The Zytglogge's first clockface was likely located on the plinth, but was moved up to the center of the shaft during the tower's 15th-century reconfiguration.

Although official criticism during the time of its construction was impossible, unofficially the tower was lambasted for its ' megalomania ', its ' jarring ' effect on the Prague skyline, and for destroying part of a centuries-old Jewish cemetery situated near the tower's foundations.

It is believed that considerable efforts were made to reduce the cost of the tower's construction, which took place during a time when rising oil prices ended the development boom of the 1960s making an increasingly hostile economic climate.

The building features prominently during the ' Temptation of Christ ' scene in the 1989 Denys Arcand film Jesus of Montreal reflecting the tower's status as the most prominent and modern skyscraper built in Montreal during the late 1980s as well as its unique relationship with the church.

The tower's simple architecture, large proportions and monolithic appearance have been often criticised for being out of place in Paris's urban landscape and, as a result, two years after its completion, the construction of skyscrapers in the city centre was banned.

The DGMEN-Direcção-Geral dos Edifícios e Monumentos Nacionais ( Directorate-General of Buildings and National Monuments ), the forerunner of the IGESPAR first intervened on the site in 1939, through the construction of the chemin de ronde in masonry, including reinforced concrete ; desmantlement and reconstruction of the corner of the keep ; repair and consolidation of the battlements, including the demolition of the tower's allure, reconstruction of a brick vault under the existing ; and reconstruction of the pavement in small stone.

Sometimes locally referred to as the Taj McColl after then North Carolina National Bank ( NCNB ) chairman Hugh McColl who was responsible for the tower's construction, on a clear day the tower is visible to the naked eye from away.

When construction on the stadium's tower resumed after the 1976 Olympics, a multi-story observatory was added to the plan, accessible via a funicular that travels 266 metres along the curved tower's spine.

There is a theatre which provides a video, produced shortly after the tower opened, on the tower's design and construction.

Since the Shard's construction was financed by Sharia-compliant investment, which forbids earning money through interest payments, the tower's tenants are subject to certain conditions.

Recent findings show that most of the stone and its ornamentation genuinely originates from the late-medieval era of the tower's construction, and was not added by the 19th-century restorers.

Demolition of parts of the site commenced in August 1981, and by August 1983 construction had completed on the tower's foundation and three levels of underground parking.

The tower's design came from architect Ragıp Buluç and construction lasted from 1987 to 1989.

A recent boom in large hotel construction has diminished the tower's prominence as a landmark.

At the height of the tower's construction, while it failed in its original purpose to directly contact God, it caught the attention of a passing Zantorian alien spaceship.

The tower's construction date is enshrouded in mystery.

Construction was suspended and the tower's architect, Santiago Calatrava, placed an $ 11. 34 million ( USD ) lien on the construction site, stating that Kelleher had not yet paid him for his work.

In mid-October, construction reached the tower's first ' setback ' - the ' 3 storey village ' construction over, and the last 50 m of the building to be constructed, forming the top of the tower, followed by the spire to top out the building.

This was caused by the reduction in the number of the tower's legs ; the increased pressure on each leg caused subsidence.

However, a French court ruled, in June 1990, that a special lighting display on the tower in 1989, for the tower's 100th anniversary, was an " original visual creation " protected by copyright.

Ambrosius was rumoured to be such a child, but when brought before the king, he revealed the real reason for the tower's collapse: below the foundation was a lake containing two dragons who destroyed the tower by fighting.

Accompanied by a 40-year-old civilian named Allen Crum — whom the trio encountered as they ran towards the tower — McCoy, Ramirez and Day were the first individuals to reach the tower's observation deck.

The tower's main selling point was that building it would be financed by private money, as opposed to tax-payer money.

Saruman was then locked in Orthanc and guarded by Treebeard, but was set free a short time later, turning the tower's keys over to Treebeard before leaving and taking Gríma with him.

At 233 meters, the Macau Tower's tethered " skyjump " and Bungee jump by AJ Hackett from the tower's outer rim, is the second highest commercial skyjump in the world, after Vegas ' Stratosphere skyjump at 260 meters.

The tower's image was adopted by the Yale Herald, a weekly student newspaper, for its masthead.

A 1994 plan to increase the tower's height to 561 metres by adding an antenna was not implemented for lack of funding.

The last word of the transmission – heard by the airport control tower's radio operator as " STENDEC " – has never been satisfactorily explained.

* 54 / F: The hotel lobby and Grand café, served by an express elevator from the tower's ground floor.

In 1992, radiocarbon dating tests of the tower's mortar were undertaken by a team of researchers from Denmark and Finland.

Local villagers paid for the towers and watchmen, known as torregiani, who would signal the approach of unexpected ships by lighting a beacon fire on the tower's roof.

At 300 m, the tower's height exceeds the previous tallest structure in the world by 130 m. The Galerie des machines, designed by architect Ferdinand Dutert and engineer Victor Contamin, at 111 m, spans the longest interior space in the world at this time.

As with other downtown buildings, the tower's setbacks and spires are accented by colored lights at night.

In spite of being approved by both USAir and the airport authority as not posing a hazard, on May 15, 1989, a ruling by the Federal Aviation Administration stated that the tower's height would potentially jeopardize some flights taking off and landing at Charlotte-Douglas International Airport.

When the stream of high speed projectiles reaches the bottom of the tower it is then bent through 90 degrees by a magnet at the tower's base so that it is traveling parallel to Earth's surface, through a large circular underground tunnel similar to a particle accelerator.

The downward force from the weight of the tower is transmitted solely by the stream of projectiles to the bending magnet at the tower's base, and so no materials with extraordinary compressive strength are needed to support the tower itself.