These are the largest office buildings in North America. In fact, the top eight largest office buildings in North America are also the largest offices in the world.
The largest of them all - the Pentagon - has 620,000 m2 of floor area, despite having only 7 floors. Well, we are know who works at the Pentagon - we just can't talk about it.
At second, with 490,000 m2 of floor area, is the FCA US LLC Headquarters and Technology Center - also the North American HQ and main research and development facility of Chrysler ( FCA stands for Fiat Chrysler Automobiles ).
In close third, at 462,636 m2, is the Place du Portage building of Canada. The Place du Portage (made up of Place du Portage I, II, III, IV and Place d'Accueil) is a commercial office building can accommodate approximately 10,000 office workers.
In the North America, the USA and Mexico evenly split the share of the tallest bridges at three apiece.
The Mezcala Bridge, a cable-stayed bridge, stands tallest at 311m in North America and spans the Mezcala River in Mexico. Yet, the world-renowned Golden Gate Bridge at San Francisco stood out as the poster boy of bridges, and is described in Frommer's travel guide as "possibly the most beautiful, certainly the most photographed, bridge in the world." In 1937, the suspension bridge was both the longest and tallest bridge in the world with a main span of 1.28km and a height of 227m.
The structural volume of a dam is the total space occupied by the materials forming the dam structure computed between abutments and from top to bottom of dam. The abutment refers to the part of the valley side against which the dam is constructed.
The Tarbela Dam of Pakistan is the world's largest dam by structural volume at a volume of 153 million m3. The Fort Peck Dam of Montana USA, built in 1940 and one of the oldest major dams, is the second largest by structural volume at 96 million m3.
Citystars Sharm El Sheikh of Egypt claims the world's largest swimming pool with a gigantic crystal lagoon, covering close to 10 hectares.
San Alfonso del Mar. At second place, is the swimming pool of San Alfonso del Mar, a private resort in Algarrobo, Chile. The pool is 1,013m (3,323 ft) long and up to 3.5m deep, covering 8 hectares and containing about 250 million litres of sea water filtered and treated from the adjacent Pacific Ocean.
Mahasamutr Hua-Hin. At third, is the swimming pool of Mahasamutr Hua-Hin of Thailand. It is the first Crystal Lagoons project and spans over an area of 7.2 hectares.
Here, we have a list of the tallest hotels in the world. It is obvious that Dubai holds the crown as the City of the Tallest Hotels. Dubai claims six of the world's top ten tallest hotels, most of them built within this millenium.
The jewel of the crown, the Ahmed Abdul Rahim Al Attar Tower or Gevora Hotel, is just completed in Feb 2018 by its namesake developer Ahmed Abdul Rahim Al Attar Properties. The Gevora Hotel features 528 luxurious deluxe rooms, from 46 sq m to 85 sq m, and a rooftop pool. Start checking off your bucket list of "tallest hotels" stays!
These are USA's (and also the world's) tallest roller coasters and certainly not for the faint-hearted.
The Kingda Ka at the Six Flags Great Adventure in New Jersey, claims the title of the tallest roller coaster in USA and the world with a height of 139 meters. Kingda Ka also has the furthest drop in the world at a staggering 127 meters, with a maximum speed of 206 km/h!
The Top Thrill Dragster at Cedar Point in Ohio stands second at 130 meters with a drop of 120 meters, which is also the second furthest in the world.
At third tallest, is Superman: Escape from Krypton at the Six Flags Magic Mountain in California. The Superman stands at 126 meters with a drop of 100 meters.
It is a tremendous engineering feat to build the longest bridges or the tallest bridges. Among the tallest bridges, the Millau Viaduct currently stand the tallest with a structural height of 343 metres. The Millau Viaduct was designed by the English architect Lord Norman Foster and French structual engineer Michel Virlogeux with a design life of 120 years and is considered one of the great engineering achievements of all time.
The Yavuz Sultan Selim Bridge ranks at 2nd with a structural height of 322m. It is also one of the world's widest suspension bridges at 58.4m wide to accomodate both rail and motor vehicles.
The Fort Peck Dam of Montana USA, built in 1940 and one of the oldest major dams, is the largest dam in North America by structural volume at 96 million cubic meters.
The second-placed Oahe Dam is a large earthen dam on the Missouri River, just north of Pierre, South Dakota, United States. It is constructed with a structural volume of 70.3 million cubic meters and impounds Lake Oahe and 29 billion cubic meters of water.
The Gardiner Dam of Canada is one of the largest embankment dams in the world. The Gardiner Dam rises 64m in height and has a structural volume of 65.4 million cubic meters.
The Kingda Ka at the Six Flags Great Adventure in New Jersey has the fastest top speed of 206 km/h in the United States. It is also the tallest roller coaster structure in the world at a height of 139 meter.
At second, the Top Thrill Dragster at Cedar Point in Ohio has a top speed of 190 km/h and stands at 130 meters, which is also the second tallest in the world.
At third, Superman: Escape from Krypton at the Six Flags Magic Mountain in California is the third fastest in the United States with a top speed of 160 km/h. The Superman stands at 126 meters with a drop of 100 meters.
Wooden roller coasters are as safe as their steel brethren but they offer an extra bit of excitement to roller coaster enthusiasts that you may not find in a steel roller coaster. The wooden ones sway a lot more and sound and feel more rickety, adding much to the riding anxiety.
The Beast of Kings Island Park at Ohio, United States, has the longest wooden roller coaster track in the world. The Beast is 2,243 meters long and stands 34 meters tall. The track stretches over two hills. contributing to a riding duration of more than four minutes.
At second, is The Voyage of Holiday World & Splashin' Safari in Indiana, United States with a track length of 1,964 meters and a maximum height of 53 meters.
In third place, is T Express of Eveland Park at Yongin, South Korea. Built by Swiss manufacturer Intamin on a hillside, T Express stretches 1,641 meters in length and rises up to 56 meters in height.