Sensi Spa beach massage is located at one of the most beautifull beaches of Curacao: Cas Abao beach. It's on the west side of the island, just follow the road to Westpunt and take the exit after the village Tera Cora, follow the signs Lagun and Soto. After the exit, drive for about 2 miles and you will find the entrance to the road to the beach on your left hand side. You can also find Cas Abao beach on any local road map, its on the west side of the island, next to Porto Marie beach.
From Willemstad and the cruise terminals it's around 30 minutes drive to the spa. You can choose to find your own way by rental car, its easy to find, or take a taxi for around $80.