National Library of Medicine 8600 Rockville Pike, Bethesda, MD 20894, 301-496-6308, Largest medical library in the world including a historic and rare book department and reading room. 

Creative Partners Gallery 4600 East-West Highway, Bethesda, MD 20814, 301-951-9441, The gallery houses a collection of emerging artist works, with a new exhibition every month. Call for more information on schedule of artist exhibits. more... 

Dennis & Phillip Ratner Museum 10001 Old Georgetown Road, Bethesda, MD 20814, 301-897-1518, Walk-through of the Hebre Bible via visual arts including sculptings, drawing, paintings and graphics. Open Sundays from 10am to 4:30pm. more... 

McCrillis Gardens and Gallery 6910 Greentree Road, Bethesda, MD 20817, 301-365-1657, Garden containing a beautiful array of plants and art displays.