Trigun Episode 20: Flying Ship
Episode 20 of 26 of Trigun, aired August 20, 1998, 25 minutes. Available with English subtitles and dub where released.
Episode summary
Vash takes the nearest "ride" to a city in the clouds, a relic from the times of old, to meet up with his old friends. Wolfwood follows him and joins him in the friendly visit, but there's also another who followed them both...