Related Clues:

• Go around and around, in a way
• Path of Discovery?
• Shuttle path
• World revolution?
• Sphere of influence
• Shuttle's path
• Go-round
• Trip around the world
• Round-the-world trip
• Rocket's course
• Sphere of action
• It's a round trip
• Ride around
• "Brush your breath" gum
• Circle the Earth