For 25 years running, coastal expert Stephen P. Leatherman -- aka Dr. Beach -- has put forth his top 10 Beach List.

Here he ranks the best beaches of 2015 based on factors that include cleanliness, safety and amenities.

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This year, Dr. Beach awarded Waimanalo Bay Beach Park in Hawaii as the top spot on his annual best beach list.

App users, click on the link above to find the top 10 beaches of 2015.