Dae Do Sah / 大 道 寺 / 대 도 사
Temple of the Great Dao

An online Dharma practice group based in Rockville, Maryland

"The Great Way is not difficult for those who do not pick and choose."

This page was last updated on January 7, 2026

Online Dharma Practice led by Zen Master Cheong Se Do (all times are Eastern Timezone, USA):
If you are interested in coming to one of the above online events, but you have never attended any of our events before, please see the page on Orientations.

Other online practice opportunities with Furnace Mountain and affiliated groups:
Other Stuff:

Local Dharma Neighbors:
About Us:

Dae Do Sah (pronounced "day" "dough" "sah", meaning: "Temple of the Great Dao") is a Zen meditation group in Rockville, MD. The Guiding Teacher for Dae Do Sah is Zen Master Dae Gak of Furnace Mountain. We are a small and somewhat informal group, and we have been in existence since the fall of 1998.
Zen Master Dae Gak, is a an American who has studied Zen in both the Japanese and Korean traditions. In 1994 he received Transmission from the Korean Zen Master Seung Sahn. He is a clinical psychologist and the author of " Going Beyond Buddha" and "Upright with Poise and Grace: Coming Forward As You Are". He is the guiding teacher for several groups in the United States, and has also led retreats in Europe, Australia, and Korea.



This website has been continuously maintained since 1998. So all you other websites GET OFF MY LAWN!!