In preparation for the Dubai Duty Free Men's Open, Andre Agassi and Roger Federer of Switzerland, couldn't resist the temptation to have a friendly “hit” on the world's most unique tennis court, the Helipad of the Burj Al Arab, the world's most luxurious hotel. Standing 321 metres high on a man made island, the majestic Burj Al Arab is without doubt the most recognizable hotel in the world. The hotel's helipad, which is situated 211 metres high covers a surface area of 415 square metres. The pictures were taken on February 22, 2005, in Dubai, United Arab Emirates. (Photo by Getty Images for Dubai Duty Free)

People view artist David Byrne's installation "Tight Spot" beneath Manhattan's High Line park on September 27, 2011 in New York City. The 48-foot by 20-foot inflatable globe is squeezed beneath the steel support framework of the High Line and is accompanied with a rumbling audio soundtrack created by distorting Byrne's voice. (Photo by Mario Tama/Getty Images)

The current world Champions in the Men's and Women's RS:X, Piotr Myszka of Poland and Blanca Manchon of Spain arrive at Bathers Beach carrying the ISAF World Championships Flag to be raised to officially open the 2011 ISAF Sailing World Championships on December 2, 2011 in Perth, Australia. (Photo by Mark Dadswell/Getty Images)

People look at a dead pilot whale on a beach in Panadura on November 3, 2020. Rescuers and volunteers were racing since November 2 to save about 100 pilot whales stranded on Sri Lanka's western coast in the island nation's biggest-ever mass beaching. (Photo by Lakruwan Wanniarachchi/AFP Photo)

In this image released on November 08, American singer-songwriter Alicia Keys performs for at the MTV EMA's 2020 on November 01, 2020 in Los Angeles, California. The MTV EMA's aired on November 08, 2020. (Photo by Rich Fury/Getty Images for MTV)

Fluffy toy panda bears as part of the art installation “Panda mie” by Italian restaurant owner Giuseppe “Pino” Fichera sit over beers at his restaurant “Pino's” to raise awareness of the COVID-19 lockdown's business impact on gastronomy in Frankfurt, Germany, November 24, 2020. (Photo by Kai Pfaffenbach/Reuters)

Wrestlers participate during the traditional Sindhi Malakhra wrestling in Larkana, Pakistan, 30 January 2021. A Malakhra match begins with both wrestlers tying a twisted cloth around the opponent's waist. Each one then holds onto the opponent's waistcloth and tries to throw him to the ground. (Photo by Waqar Hussein/EPA/EFE)

A paramedic enters an ambulance vehicle as she responds to a call received by Ambulance Station No 3 of Rostov-on-Don's Emergency Care Hospital on New Year's Day in Rostov-On-Don, Russia on January 1, 2022. (Photo by Erik Romanenko/TASS)