Smash the pita bread to create a flat surface.
Chop the cucumber, tomatoes, and red onion.
Crumble the feta cheese.
Add the chopped vegetables, feta, and kalamata olives to a bowl.
Drizzle with olive oil and red wine vinegar.
Season with dried oregano, salt, and pepper.
Toss the salad to combine.
Serve the salad on top of the smashed pita bread.
