Preheat the oven to 350ºF (175ºC).
Grease and flour an 8" (20 cm) springform pan or loaf tin. You can put a liner in the bottom if you like, but it's not necessary.
Place the sugar and chopped orange peel into a blender or food processor and blend until the orange peel is fine.
Pour the orange sugar into a large bowl and add the flour, baking powder and baking soda.
In a large measuring jug, combine the eggs, oil, yogurt, (buttermilk, if using) and orange oil and whisk to combine.
Pour the yogurt mixture in the jug into the dry ingredients in the bowl.
Stir the yogurt mixture into the dry ingredients, just until barely combined (do not mix until the flour is completely cleared).
If you are adding the chopped fresh figs, add them now. Just don't overstir the batter. Pour the batter into the prepared pan.
Split the remaining figs in half and decorate as desired. I cut the center fig into 6 pieces (keeping the bottom intact) and used six other fig halves around the perimeter. However, you can decorate the top as you like.
Pop this beauty into the oven for about 50 to 55 minutes. While the cake is baking,