01 - In a large salad bowl, combine the cubed watermelon, diced cucumber, sliced red onion, and chopped mint.
02 - Gently add the crumbled feta cheese to the bowl.
03 - In a small bowl, whisk together the olive oil, lime juice, honey (if using), salt, and black pepper until well combined.
04 - Drizzle the dressing evenly over the salad mixture.
05 - Toss gently to combine all ingredients, being careful not to break up the watermelon cubes.
06 - Serve immediately, or chill in the refrigerator for up to 1 hour before serving.