Related Clues:

• ___ blue
• Place for an ace
• Where the sun sets
• High spot
• The limit, for some
• Place for planes
• Word with blue or high
• Word with high or light
• Cloud's place
• ''Look, up in the ---!''
• ___-blue
• Word with light or line
• It's overhead
• It's over your head
• Chicken Little's concern