Leonardo di ser Piero da Vinci, recognised as one of history's most creative and imaginative geniuses, was born in 1452 in a hamlet near the Tuscan town of Vinci. He was raised on the family estate in Anchiano by his paternal grandparents as the illegitimate son of Piero Fruosino di Antonio da Vinci, a Florentine notary, and Caterina, a peasant girl. Leonardo's father married a sixteen-year-old girl named Albiera, with whom he had a deep relationship but who died while Leonardo was little. Leonardo was the oldest of 12 siblings, and his illegitimacy was never seen negatively by his family.

Martin Fitzgerald Lawrence (born April 16, 1965) is a comedian, actor, and producer from the United States. Lawrence rose to prominence in the 1990s, establishing a successful Hollywood career as a leading actor. He got his start in What's Happening Now!! (1987–1988) as Maurice Warfield. Martin, the Bad Boys franchise, and House Party, Boomerang, Open Season, Wild Hogs, Nothing to Lose, Blue Streak, Life, Big Momma's House, and A Thin Line Between Love and Hate were among his many films.

He was born to Sandy Belogus, a social worker, and Mark Rogen, a non-profit worker. He only has one sister. Seth Rogen, the actor who made audiences laugh with his ridiculous portrayal in the film 'The 40-Year Old Virgin,' seemed to have been destined to be a comic. With all due respect to his acting abilities, it should be noted that there is something entertaining and humorous about his physical look that makes one want to chuckle! The actor has the right appearance for a comic, with a pudgy face framed by curly hair, twinkle eyes, and a funny smile. He embodies innocence, silliness, and sweetness all at the same time!

Marie Tussaud was a renowned French wax-modeling artist, the creator of London's famed 'Madam Tussauds wax museum,' and one of the nineteenth century's most successful professional women. She learned wax-modeling from a physician for whom her mother worked as a domestic after a tough upbringing. Voltaire and Rousseau were the first wax figures she created. During her childhood, she witnessed the heinous horrors of the 'French Revolution.' Madam Tussaud passed away peacefully in her sleep on April 16, 1850, at the age of 88. Her sons and grandchildren carried on the wax-work exhibits. The museum was relocated to a larger location on Marylebone Road in 1884. It was damaged by fire in 1925, but it was restored.

Emma Watson is a British actress and model who played 'Hermione Granger,' the know-it-all cherubic sidekick in the Harry Potter film trilogy. When she decided to read the Harry Potter books, she had no idea how her life would alter forever. She used to live an exceedingly modest life and was chosen for this part by sheer, stupid luck. Emma Charlotte Duerre Watson was born in Paris, France, to attorneys Jacqueline Luesby and Chris Watson. She lived in the city until she was five years old, when her parents divorced, and then she moved to Oxfordshire with her mother and younger brother.

Wilbur Wright (April 16, 1867 – May 30, 1912) was an American aviation pioneer who is widely regarded as having invented, built, and flown the world's first successful motor-powered aeroplane. On December 17, 1903, they made the first controlled, sustained flight of a powered, heavier-than-air aircraft with the Wright Flyer, 4 miles (6 kilometres) south of Kitty Hawk, North Carolina, at what is now known as Kill Devil Hills. The brothers were also the first to develop aircraft controls, which enabled fixed-wing powered flight.

Albert Einstein was a German-born theoretical physicist who lived from 14 March 1879 to 18 April 1955. He is widely regarded as one of the greatest and most influential physicists of all time. Einstein is best known for developing the theory of relativity, but he also contributed significantly to the development of quantum mechanics. Einstein suffered internal bleeding on April 17, 1955, as a result of the rupture of an abdominal aortic aneurysm that had previously been reinforced surgically by Rudolph Nissen in 1948. He brought a draught of a speech he was preparing for a television appearance commemorating the 7th anniversary of the state of Israel with him to the hospital, but he did not live to finish it.

Lara Dutta, born 16 April 1978, is an Indian actress, entrepreneur, and Miss Universe 2000 winner. She previously held the title of Miss Intercontinental 1997. She has primarily worked in Hindi films throughout her career. She has received numerous honours, including a Filmfare Award. She rose to prominence as one of the decade's most prominent leading ladies. Dutta made her film debut in 2003 with Andaaz, for which she received a Filmfare Award for Best Female Debut.

Guru Arjan Dev gathered writings to form Guru Granth Sahib, the eleventh and living Guru. He is also known as Shahido ka Sartaj, or the martyr's crown. He was the Sikhs' first martyr. Guru Arjan Dev was Guru Ram Das's youngest son, born on April 15, 1563 A.D. at Goindwal. Prithvi Chand and Mahadev were his two older brothers. The first brother, Prithvi Chand, was ambitious and of a blemished temperament, while the second brother, Mahadev, was a recluse with little interest in worldly activities. Arjan Dev was an educated poet and youngster with a peaceful and religious personality. He was obedient, sensitive, and devoted in his prayers to God.

Himachal Day is a public holiday in the Indian state of Himachal Pradesh. It is usually observed on the 15th of April. Himachal Pradesh was established as an Indian province on this day in 1948. Dr. B.R. Ambedkar's birthday is generally a gazetted holiday in Himachal Pradesh on April 14th, therefore this is part of a two-day vacation. Himachal Pradesh is a northern Indian state. It is known for its Himalayan scenery and is a popular tourist destination for hiking and enjoying the natural beauty. It borders Tibet.

Sir Charles Spencer Chaplin Jr. KBE (April 16, 1889 – December 25, 1977) was an English comic actor, filmmaker, and composer who rose to prominence during the silent film era. Through his screen persona, the Tramp, he became a worldwide icon and is regarded as one of the film industry's most important figures. His career spanned more than 75 years, from childhood in the Victorian era to a year before his death in 1977, and it was marked by both adulation and controversy.

Akon was born Aliaume Damala Badara Akon Thiam on April 16, 1973, in St. Louis, Missouri, USA, to traditional jazz musician Mor Thiam and dancer Kine Thiam. Akon is a Senegalese-American rapper, singer, songwriter, record producer, businessman, and actor. He is of Senegalese origin. He rose to notoriety in 2004 with the publication of his debut album 'Trouble,' which included the song 'Locked Up.' Born into a musical family of African musicians, he has always been thankful to his family's musical history for paving the path for his success in the American music industry.

Mandira was born on April 15, 1972, in a Punjabi-speaking Bedi family in Bombay. Her mother's name is Gita, and her father's name is Verinder. She attended Cathedral and John Connon High Schools before graduating and post-graduating from St. Xavier's College and Sophia Polytech, respectively. Mandira married Bollywood Film Director Raj Kaushal on Valentine's Day 1999, and the couple now lives in Bandra, Bombay.

Indian Railways has a history that spans back more than 160 years. The first passenger train travelled between Bori Bunder and Thane, a 34-kilometer distance, on April 16, 1853. It had thirteen carriages and was powered by three locomotives named Sahib, Sultan, and Sindh.

Luke Evans is a well-known Welsh actor best recognised for his role in the 2010 adaptation of the 1981 classic 'Clash of the Titans.' He is also well-known for his roles in West End shows such as 'Miss Saigon,' 'Rent,' and 'Piaf.' Aside from that, he has been in a number of films, including 'Fast & Furious 6,' 'The Hobbit,' 'Immortals,' 'The Raven,' 'The Three Musketeers,' and 'The Girl on the Train,' to name a few. Luke Evans was born on April 15, 1979, in Pontypool, Wales, to David and Yvonne Evans. After earning a scholarship, he attended 'The London Studio Centre.' In the year 2000, he graduated from the same.

Guru Nanak founded Sikhism, one of the world's youngest religions. Guru Nanak was the first Sikh Guru, and his spiritual teachings provided the groundwork for Sikhism. Guru Nanak, regarded as a religious pioneer, travelled throughout South Asia and the Middle East to promote his teachings. He preached the presence of a single God and taught his followers that via meditation and other religious practises, every human being may reach out to God. Nanak was reared by his parents, Mehta Kalu and Mata Tripta, in a middle-class Hindu family. He spent the most of his youth with his older sister, Bebe Nanaki, whom he adored.