The Burj Khalifa towers over all. It's almost 200 meters (700 feet) taller than the Shanghai Tower, the world's second tallest building, and nearly twice as tall as the Empire State Building, which once stood as the world's tallest building from 1931 to 1970.

In February 2014, two Russian urban explorers broke into the unfinished Shanghai Tower and climbed all the way up to the top. They filmed their dangerous climb, and you can watch their footage here.

Translated as "The Towers of the House", the Abraj Al-Bait's central building is the world's tallest clock tower. Its clock face, also the world's largest, can be seen from over 17 kilometers (10 miles) away.

Ping An Finance Center is named after China's Ping An Insurance company, which has its headquarters in the building. Ping An can be translated as "Safe and Well", which is the opposite of the daring urban explorers who climbed the building in May 2015.

The graceful design of the Lotte World Tower was inspired by traditional Korean art. But don't its elegant form fool you. The building can withstand earthquakes measuring 9 on the Richter scale and hurricane winds of up to 80 m/s (156mph).

The One World Trade Center was constructed on the site of the original World Trade Center, which consisted of twin tower destroyed during the terrorist attacks on September 11, 2001.

Guangzhou's CTF Finance Centre is notable for its application of white glazed terracotta in the vertical mullions that line the full height of the building. The choice to use terracotta was inspired by Chinese locale. In traditional Chinese architecture, terracotta is often used to make tiles for roofs and in sculpture such as for the famous Terracotta Army.

The Taipei 101 was the world's tallest building from 2004 until 2010, when it was surpassed by the Burj Khalifa. In Chinese culture, the number 8 is considered a lucky number. So the tower above the base features 8 segments, each consisting of 8 floors.

The Shanghai World Financial Center is China's fourth tallest building and the nineth tallest in the world. Its most distinctive feature is the trapdezoid aperture at the peak, which makes the tower look like a giant bottle opener.

The International Commerce Centre consists of office space, an observation deck called Sky100, and a five-star hotel, the Ritz-Carlton, Hong Kong. The hotel has the world's highest swimming pool called the OZONE, which can be found on the 118th floor.