From I-75 Exit 131 go west on Daniel's Parkway and cross over US HWY 41 (Daniel's Parkway becomes Cypress Lake Drive once you have crossed over US HWY 41). Proceed on Cypress Lake Drive to Summerlin Road. Turn left onto Summerlin and continue 10 miles to the Sanibel Causeway ($6.00 bridge toll). Cross over the Sanibel Causeway and turn right at the four-way stop. This is Periwinkle Way. Proceed on Periwinkle .6 of a mile to Donax. Turn left onto Donax and continue to the stop sign. This is Middle Gulf Drive. Turn right onto Middle Gulf Drive. Follow the S-curve (turning left at the fork, and right at the stop sign). The Sundial Beach Resort and Spa is located on the left.