National Park Service Centennial Act This bill establishes the National Park Centennial Challenge Fund in the Treasury to finance signature projects and programs to enhance the National Park System (NPS) as it approaches its centennial in 2016. There is also established in the Treasury a Public Lands Centennial Fund. The Department of the Interior and the Department of Agriculture shall jointly establish a program under which funds from the Centennial Fund are made available to federal land or water management agencies to support projects that: enhance visitor services and outdoor recreational opportunities, restore lands and waters, repair facilities or trails, or increase energy and water efficiency. National Park Foundation Endowment Act The National Park Foundation shall establish the Second Century Endowment for the National Park Service. The National Park Service Second Century Fund is established in the Treasury. Interior shall undertake a broad program of the highest quality interpretation and education. The Public Lands Corps Act of 1993 is amended to increase from 25 to 30 the age limit for participants in the Public Lands Corps. This bill makes permanent the Volunteers in the Parks Program. Interior may establish a Visitor Services Management Authority (VSMA) to administer commercial visitor services programs and activities of the NPS, including the award and administration of commercial visitor facilities and services management contracts pursuant to this Act. A VSMA revolving fund is established for expenses necessary for the management, improvement, enhancement, operation, construction, and maintenance of commercial visitor services and facilities and payment of possessory interest and leasehold surrender interest.