Though it is estimated that Leonardo Da Vinci sketched tons of botanical images, only thirteen genuine sketches remain today. Most of these sketches reside in the Royal collection in Windsor Castle where they began to collect around the 17th century.

Lodi is a city and comune in Lombardy, northern Italy. It's located on the western bank of the River Adda and is the capital of the province of Lodi. It was the location of a vital Roman road. The Treaty of Lodi was signed in the city in 1454 and ended the Wars in Lombardy. In 1796, Napoleon Bonaparte defeated the Austrians in the Battle of Lodi. 

“Lodi, Lombardy.” Wikipedia, Wikimedia Foundation, 7 Mar. 2019, en.wikipedia.org/wiki/Lodi,_Lombardy.

Cerignola is town and comune of Apulia, Italy. In the Middle Ages it was part of the Kingdom of Naples. In 1503 the Spanish defeated the French at the battle of Cerignola, the first battle whose outcome was determined by gunpowder. The town was passed from hand to hand over the years. In 1731 it had to be rebuilt after an earthquake.  

“Cerignola.” Wikipedia, Wikimedia Foundation, 22 Jan. 2019, en.wikipedia.org/wiki/Cerignola.

Istanbul was formally known as Constantinople until the Byzantine Empire was defeated by the Ottoman Turks. Constantinople had been the center of Christiandom. The city had defended its boarders since ancient times with high walls and ramparts. The Ottomans were able to defeat it with the aid of cannons and onslaught from sea and land. After the fall of Constantinople, the city was renamed Istabul and has maintained the name to this day.