John Quincy Adams was an American statesman, politician, diplomat, lawyer, and diarist who served as the sixth president of the United States, from 1825 to 1829. He previously served as the eighth United States secretary of state from 1817 to 1825. During his long diplomatic and political career, Adams served as an ambassador and also as a member of the United States Congress representing Massachusetts in both chambers. He was the eldest son of John Adams, who served as the second president of the United States from 1797 to 1801, and First Lady Abigail Adams. Initially a Federalist like his father, he won election to the presidency as a member of the Democratic-Republican Party, and later, in the mid-1830s, became affiliated with the Whig Party.
Leonhard Euler was a Swiss mathematician, physicist, astronomer, geographer, logician, and engineer who founded the studies of graph theory and topology and made pioneering and influential discoveries in many other branches of mathematics such as analytic number theory, complex analysis, and infinitesimal calculus. He introduced much of modern mathematical terminology and notation, including the notion of a mathematical function. He is also known for his work in mechanics, fluid dynamics, optics, astronomy, and music theory.
Paul I was Emperor of Russia from 1796 until his assassination. Officially, he was the only son of Peter III and Catherine the Great, although Catherine hinted that he was fathered by her lover Sergei Saltykov. Paul remained overshadowed by his mother for most of his life. He adopted the laws of succession to the Russian throne—rules that lasted until the end of the Romanov dynasty and of the Russian Empire. He also intervened in the French Revolutionary Wars and toward the end of his reign, added Kartli and Kakheti in Eastern Georgia into the empire, which was confirmed by his son and successor Alexander I.
Johann Heinrich Barth was a German explorer of Africa and scholar.
Henry Brooks Adams was an American historian and a member of the Adams political family, descended from two U.S. presidents. As a young Harvard graduate, he served as secretary to his father, Charles Francis Adams, Abraham Lincoln's ambassador to the United Kingdom. The posting influenced the younger man through the experience of wartime diplomacy, and absorption in English culture, especially the works of John Stuart Mill. After the American Civil War, he became a political journalist who entertained America's foremost intellectuals at his homes in Washington and Boston.
The Russian Academy of Sciences consists of the national academy of Russia; a network of scientific research institutes from across the Russian Federation; and additional scientific and social units such as libraries, publishing units, and hospitals.
Peter Simon Pallas FRS FRSE was a Prussian zoologist, botanist, ethnographer, explorer, geographer, geologist, natural historian, and taxonomist. He studied natural sciences at various Universities in early modern Germany and worked primarily in the Russian Empire between 1767 and 1810.
Agustín de Betancourt y Molina was a prominent Spanish engineer, who worked in Spain, France and Russia. His work ranged from steam engines and balloons to structural engineering and urban planning. As an educator, Betancourt founded and managed the Spanish Corps of Civil Engineers and the Saint Petersburg Institute of Communications Engineers. As an urban planner and construction manager, Betancourt supervised planning and construction in Saint Petersburg, Kronstadt, Nizhny Novgorod and other Russian cities.
The Volkovo Cemetery is one of the largest and oldest non-Orthodox cemeteries in Saint Petersburg, Russia. Until the early 20th century it was one of the main burial grounds for Lutheran Germans in Russia. It is estimated that over 100,000 people have been buried at this cemetery since 1773.
The appearance of Saint Petersburg includes long, straight boulevards, vast spaces, gardens and parks, decorative wrought-iron fences, monuments and decorative sculptures. The Neva River itself, together with its many canals and their granite embankments and bridges help to give the city its particular ambience.
Saint Petersburg, formerly known as Petrograd (1914–1924) and later Leningrad, is the second-largest city in Russia after Moscow. It is situated on the Neva River, at the head of the Gulf of Finland on the Baltic Sea. The city had a population of roughly 5.6 million residents as of 2021. Saint Petersburg is the fourth-most populous city in Europe, the most populous city on the Baltic Sea, and the world's northernmost city of more than 1 million residents. As Russia's Imperial capital, and a historically strategic port, it is governed as a federal city.
The Protestant Mount Zion Cemetery on Mount Zion in Jerusalem, is a cemetery owned by the Anglican Church Missionary Trust Association Ltd., London, represented by the Episcopal Church in Jerusalem and The Middle East. In 1848 Samuel Gobat, Bishop of Jerusalem, opened the cemetery and dedicated it as ecumenical graveyard for congregants of Anglican, Lutheran, Reformed (Calvinist) and old Catholic faith. Since its original beneficiary, the Bishopric of Jerusalem was maintained as a joint venture of the Anglican Church of England and the Evangelical Church in Prussia, a united Protestant Landeskirche of Lutheran and Reformed congregations, until 1886, the Jerusalem Lutheran congregation preserved a right to bury congregants there also after the Jerusalem Bishopric had become a solely Anglican diocese.
Laurentius Blumentrost was a Russian Imperial state figure, the personal physician to the Tsar Peter the Great, founder and first president of the St. Petersburg Academy of Sciences, from December 7, 1725, to June 6, 1733.
Lazarevskoe Cemetery is a historic cemetery in the centre of Saint Petersburg, and the oldest surviving cemetery in the city. It is part of the Alexander Nevsky Lavra, and is one of four cemeteries in the complex. Since 1932 it has been part of the State Museum of Urban Sculpture, which refers to it as the Necropolis of the XVIII century. It covers 0.7 hectares.
Count Dmitry Alexandrovich Guryev was a Russian statesman, Court Master of the Court, Senator, Manager of the Imperial Cabinet, Minister of Appanages, member of the State Council, third Minister of Finance of Russia. Father of Alexander Guryev and Nikolai Guryev, father-in-law of Karl Nesselrode. Actual Privy Councillor.
Russia 
