Related Clues:

• Lionel train layout, maybe
• Cartouche's shape
• 747, for example
• Elliptical shape
• Oviform
• Elliptical track
• Picture frame shape
• George's office
• NASCAR track
• Like some earrings
• Like 'O'
• It gets off the ground
• Amphitheater shape
• Like an egg
• Office of the president