the reporter, scott friedman, got a look inside. >> reporter: southwest airlines collects all of theers forget when they get off the plane. >> i am much stuff is in here. >> yeah, pretty amazing.>> repod crates full of car seats, and enough books to fill a library. and a pile of electronics that will blow your mind. the airline finds about fiv sin month. >> a lot of nainme names in them, but yourprised h. s >> slipped down. and it's easy to lose a phone. >> reporter: when the airline could not find it, les and w ca black phones in the bin to figure out which one was his. >> after i called you, and they called and are shipping your phone out fedex. >> pink cowboy hats, and law ana phone? the airline recently reconnected a grto-be with a $15,000 engagement ring he left on a plane. >> my understanding he did make the proposal, and the young lady accepted, and a few days later, a couple fruit baskets turned up on our door for the employees to enjoy. >> surprisingly, few call to track down things they lose. >> unfortunately, i think expec their valuable things are turned in. it's unclaime