ExploreExhibitsW.M. Keck Foundation Central Rotunda

W.M. Keck Foundation Central Rotunda

Artistry, Myth, Science, and the Observatory

At the nexus of the original Observatory building, the W. M. Keck Foundation Central Rotunda celebrates the intersection of science and mythology, earth and sky, and the man whose vision brought the Observatory into being.

Explore the W.M. Keck Foundation Central Rotunda

Hugo Ballin Murals

Filled with spectacular color and vivid imagery, the mythological murals on the ceiling and scientific murals on the walls both represent our ways of explaining the world.


Foucault Pendulum

The most elegant instrument of its kind swings continuously in the Keck Central Rotunda while the Earth turns beneath it.

Griffith J. Griffith exhibit

Griffith J. Griffith Exhibit

The original Griffith Park deed and a painting of Griffith J. Griffith highlight one man’s role in shaping the future of his adopted city.

South Gallery

The South Gallery connects the entry to the Samuel Oschin Planetarium, the W.M. Keck Central Rotunda, and Gravity’s Stair, which leads down to the lower levels of the building. Covering the entire ceiling of the South Gallery is a spectacular mural, painted by A. B. Heinsbergen, which depicts the Sun with rays emanating outward. The walls of the gallery are home to ten iconic images from astronomy and space exploration.