North America
One World Trade Center is the tallest building in North America. It has 3 million square feet of office space, a 55-foot high office lobby, plus shops and restaurants. Feet: 1776 Year of construction: 2014
South Korea
Lotte World Tower is South Korea's tallest building and boasts an indoor theme park, multiple theaters, an outdoor park and a Korean folk museum. Feet: 1819 Year of construction: 2017
China
Shenzhen's tallest building, the Ping An Finance Centre. It is the headquarters for the Ping An Insurance Company. Feet: 1965 Year of construction: 2017
Saudi Arabia
4. Makkah Royal Clock Tower It is the tallest building in the world and includes a retail establishment, an Islamic museum and lunar observation center. Feet: 1972 Year of construction: 2012
China
China's tallest building is 128 stories high and features the fastest elevators in the world. It's also home to a Four Seasons hotel and one of the highest swimming pools on the planet. Feet: 2073 Year of construction: 2015
Malaysia
Merdeka 118 is a new 118-story building in Kuala Lumpur, Malaysia. It will feature southeast Asia's largest observation deck, called "The View at 118.” Feet: 2227 Year of construction: 2022
United Arab Emirates
Burj Khalifa became the official tallest building in the world. It is a mega-structure in downtown Dubai that is more than twice as tall as the famed Empire State Building. Feet: 2716 Year of construction: 2010