Related Clues:

• I-79 terminus
• Presque Isle locale
• Athens's home
• River to the Mississippi
• View from Sandusky
• Welland Canal outlet
• Southernmost Great Lake
• Mississippi feeder
• Kent's state
• Buffalo's lake
• See 39-Down
• New York county
• Louisville's river
• See 20-Across
• See 45-Down