east blue saga:

• romance dawn arc
• orange town arc
• syrup village arc
• baratie arc
• arlong park arc
• buggy side story
• loguetown arc
• warship island arc

alabasta saga:

• reverse mountain arc
• whiskey peak arc
• coby and helmeppo arc
• little garden arc
• drum island arc
• alabasta arc
• post-alabasta arc

sky island saga:

• goat island arc
• ruluka island
• jaya arc
• skypeia arc
• g-8 arc