Siesta Beach is the No. 1 beach in 2011 best beaches in USA list. It is located in a city of Florida, U.S.A., named Sarasota, and is famous for having.... arguably the whitest sand in the whole world. Siesta Beach is a warm water beach, considered by most, to be the best for sunning and swimming. This beach is very wide and is ideal for playing Volley Ball and other fitness games. This beach is very busy and you should arrive by 10:30 AM on most days to find decent public parking. Parking in the streets is not allowed. This area as a whole is absolutely ideal for the complete fun and sun, year-round vacation.......