Unravel the Mystery: Cocktails with Orange Peel Garnishes!

Clue 1: Classic Italian cocktail
Clue 2: Contains gin, Campari, and vermouth
Clue 3: Typically served over ice
Clue 4: Known for its red color
Clue 5: Often garnished with orange peel
Clue 6: Bitter and refreshing drink
Clue 7: Popular aperitif