The Town Board of the Town of Riverhead finds that the protection, enhancement and perpetuation of landmarks and historic districts is necessary to promote the economic, cultural, educational and general welfare of the public. Inasmuch as Riverhead has many significant historic, architectural and cultural resources which constitute its heritage, this chapter is intended to:
A. 
Protect and enhance the landmarks and historic districts, which represent distinctive elements of Riverhead's historic, architectural and cultural heritage;
B. 
Foster civic pride in the accomplishments of the past;
C. 
Protect and enhance Riverhead's attractiveness to residents and visitors; and
D. 
Ensure the harmonious, orderly and efficient growth and development of the Town.