Searching for senior care is a daunting task. At the behest of medical advice of the sheer sight of your elderly parent, grandparent or family members requiring medical attention, those responsible in finding quality and affordable care is a chore. Thankfully, resources exist to aid.
Administration of Community Living (ACL)

Government affiliate website of the U.S. Department of Health and Human Services. A Repository of information, the Administration of Community Living (ACL) is a an excellent resource to learn about senior care. Visit http://www.acl.gov/Get_Help/Help_Older_Adults/Index.aspx to begin exapnding knowledge of older adults.
The ACL contains a plethora of resources providing advocacy, teaching, funding opportunities, state and federal laws, legal assistance, retirement and many more. Read the countless resources here http://www.acl.gov/Get_Help/Funded_Resource_Centers/AoA.aspx#A06
Information is power, and reading material from non-profit organizations to aid in transitioning seniors into elderly care, is time well invested.
Race Specific Resources

America is a melting pot of races, thus resources to meet the growing needs of elderly immigrants and minorities  is available here:
National Association for Hispanic Elderly
National Asian Pacific Center on Aging
The National Caucus & Center on Black Aging
National Indian Council on Aging
National Education and Resource Center on Women and Retirement Planning