Following is some general info related heights, water and geography

• Mauna Kea is the tallest ocean mountain, it is about 10,200m tall and located near Hawaii.
• Regarding water discharge Amazon is the largest river of the world.
• America is named after Amerigo Vespucci (Born: 9 March 1454 - Died: 22 February 1512), he was an Italian explorer who first claimed that this new world (America) is not India or Asia
• Ottomon empire was established in 1299 and remeined till the first quarter of 20th century.
• Height of world tallest mountain mount everest is 29029 feet and it is located at the border of Nepal and China. 
• Algeria is the largest afican contry by area.
• Brazil is the largest South American contry by area.
• Bolivia is named after Simón Bolívar (1783 - 1830), who is the freedom fighter for most of the latin America countries like Bolivia, Ecuador, venezuela, Peru, Panama and Columbia. There are lot of city and a country currency name are also name after him.
• Flevopolder island of Netherland is the largest man-made island of the world.
• Height of Taj Mahal towers is 73 meters it is located in Agra (India) at the south bank of the Yamuna river. Primarily build using ivory-white marble. It was completed ion 1648 AD, build by Mughal emperor, Shah Jahan, contain graves of him and his beloved wife, Mumtaz Mahal. 
• Burj Khalifa (Dubai) is world tallest building and its height is 2717 feet (828 meters). It also contains world's fastest elevators, highest mosque, highest nightclub and highest restaurant.
• Cherrapunji (India) is the most rainy place of the earth.
• Channel tunnel (located beneath the English channel) connects England to France
• Makkah Royal Clock Tower is world tallest clock and its height is 1972 feet
• Oceans and sea are not same. Oceans are very large as compared to seas. Seas are usually located at the joining of ocean and land.
• Five oceans of the word are Pacific Ocean, Atlantic Ocean, Indian Ocean, Southern Ocean and Arctic Ocean.
• Largest ocean of the world is Pacific ocean, its covering area is about 155,557,000 square kilometers.
• Pacific Ocean occupies more than 33% of earth's surface.
• Atlantic ocean is world’s second largest ocean, it covers about 21 percent of Earth. Its shape is like English character “S”.
• Indian ocean is world third largest ocean. It is surrounded by Asia, Africa, Australia and Southern ocean.
• Southern Ocean surrounds the Antarctic.
• Gulf and a bay are often use interchangeably, but these are not exactly same. Gulf is usually larger than a bay with narrow entrance and more enclosed in contrast to bay which has wide opening.
• A strait is a narrow passage of water that connects two large areas of water(usually seas). For example Gibraltar strait that connects Mediterranean Sea and Atlantic Ocean.