Anna: Did you mean...?

A 1679 oil-on-canvas portrait by Jacob Marrel of Maria Sibylla Merian (1647-1717), the German naturalist and illustrator. (Kunstmuseum Basel)

The nave of Saint Peter's Basilica in Rome. The nave was designed by Carlo Maderno and completed around 1614 CE.

An interior view of Maderno's Nave, part of Saint Peter's Basilica in Rome. Although construction of the cathedral began in 1507 CE, the nave was constructed in 1614 CE at the direction of Carlo Maderno (1556–1629 CE).

Troldhaugen, Bergen, was built c. 1885 and was the home of Norwegian composer Edvard Grieg (1843-1907) until his death. Since 1928, the house has been a museum dedicated to the life and work of the composer.

Will Bai Su Zhen, the white snake demon, and her love, Xu Xian, ever be free of the meddling monk? (Part Two of the myth of the white snake). — Xu Xian had just received an invitation to the opening ceremony of a new temple. His wife...

Our look at World War II continues with a closer examination of just how the war impacted soldiers in the field, and the people at home. For many of the combatants, the homefront and the warfront were one and the same. The war disrupted life...

Sign up for our newsletter and never miss an animation: http://bit.ly/TEDEdNewsletter View full lesson: https://ed.ted.com/lessons/a-day-in-the-life-of-a-mongolian-queen-anne-f-broadbridge As dawn breaks over a moveable city of ten...

Discover what it took to build the Panama Canal, and how this colossal construction project changed the region. — In the 19th century, the California gold rush brought thousands of settlers to America's west coast. But finding gold...

If you enjoy this lesson, we highly recommend reading "Fallen Glory: The Lives and Deaths of History's Greatest Buildings." Discounted e-book versions available here: https://amzn.to/2LL50Zk Check out our book rec page to learn more: http://bit.ly/2mZ9LQS...