There are long rivers of molten lava on Venus
If this helps.
http://wapi.isu.edu/Geo_Pgt/Mod10_Venus/Venus-LongCh.htm
Space/Science » in reply to I'm still hoping to see rivers of molten lead on Mercury.
If this helps.
http://wapi.isu.edu/Geo_Pgt/Mod10_Venus/Venus-LongCh.htm