World's tallest building Burj Khalifa tower opens in Dubai

World's tallest building Burj Khalifa tower opens in Dubai

The Burj Khalifa tower is seen during its opening ceremony in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

Fireworks explode around the Burj Khalifa tower during its opening ceremony in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

The Burj Khalifa tower is seen in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

Fireworks explode around the Burj Khalifa tower during its opening ceremony in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

The Burj Khalifa tower is seen in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

Fireworks explode around the Burj Khalifa tower during its opening ceremony in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

The height of the Burj Khalifa tower is shown on a screen during its opening ceremony in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.

The Burj Khalifa tower is seen during its opening ceremony in Dubai, the United Arab Emirates, Jan. 4, 2010. The 828-meter-tall Burj Khalifa tower, named after the president of the UAE and ruler of emirate of Abu Dhabi Sheikh Khalifa bin Zayed al-Nahayan, opened on Monday.
(Xinhua)