Online Lecture: The Nasca Lines — Secrets of the Peruvian Desert

Join us on Tuesday, June 3, 2025, at 1 p.m. (ET)/10 a.m. (PT), for a one-hour lecture and Q&A about the Mount St. Helens volcanic eruption and its continuing environmental impact.

Explore the wild land in and around Yellowstone National Park while staying at the B Bar Ranch and learning about its sustainable ranching methods.

Set sail on the M/Y Harmony V for a voyage along the Gambia River to discover the ecosystems, national parks and villages of West Africa.

Join us on Thursday, June 26, 2025, at 1 p.m. (ET)/ 10 a.m. (PT), for a one-hour lecture and Q&A to learn about the Conversos of New Mexico.

Join us on Monday, May 12, 2025, at 1 p.m. (ET)/ 10 a.m. (PT), for a one-hour lecture and Q&A to learn about First Lady Jacqueline Kennedy and the Preservation of Lafayette Park.

Join us on Tuesday, Aug. 19, 2025, at 3 p.m. (ET)/ 12 p.m. (PT), for a free one-hour lecture and Q&A to learn about the pyramids and temples of the coast of Peru.

Join us on Monday, April 7, 2025, at 2 p.m. (ET)/ 11 a.m. (PT), for a one-hour lecture and Q&A to learn about Catherine de Medici.

Join us on Wednesday, June 11, 2025, at 1 p.m. (ET)/10 a.m. (PT), for a one-hour lecture and Q&A to learn about whales and their journeys through our oceans.

Join us on Monday, July 14, 2025, at 12 p.m. (ET)/ 9 a.m. (PT), for a free one-hour lecture and Q&A to learn about the true significance of Bastille Day.

Join us on Thursday, Apr. 17, 2025, at 1 p.m. (ET)/ 10 a.m. (PT), for a one-hour lecture and Q&A to learn about the importance of coral reef conservation and how you can help.