The Center of the Four Winds Studio http://www.theunschoolofyoga.org/
http://www.theunschoolofyoga.org/#!class-schedule/cln2
Sol Yoga
Om Chakra
http://www.omchakra.com/
http://www.omchakra.com/media/workshops
Frederick Memorial Hospital
http://www.fmh.org/exercise
Yoga in the Library
http://www.fcpl.org/programs/programs-events/yoga-library
http://www.omchakra.com/
http://www.omchakra.com/media/workshops
Frederick Memorial Hospital
http://www.fmh.org/exercise
Yoga in the Library
http://www.fcpl.org/programs/programs-events/yoga-library
There are other places as well - just Google: Frederick MD Yoga.