Explore Wonders | Find: 哪里哪里可以做假宾夕法尼亚州驾驶执照[办证网:ｂｚｗ９８５.ｃｏｍ]平湖哪里能办光大银行ATM机转账小票-哪里能办理英国永居卡[办证网:ｂｚｗ９８５.ｃｏｍ]哪里能办银行流水账单k9 | Wonderopolis

Explore Wonders | Find: 哪里哪里可以做假宾夕法尼亚州驾驶执照[办证网:ｂｚｗ９８５.ｃｏｍ]平湖哪里能办光大银行ATM机转账小票-哪里能办理英国永居卡[办证网:ｂｚｗ９８５.ｃｏｍ]哪里能办银行流水账单k9 | Wonderopolis

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Where Does Old Money Go?

Today’s Wonder of the Day takes a look at what happens to old, dirty bills!

#1032

Where Does Old Money Go?
Are Birds a Danger to Airplanes?

Look! Up there! Is it a bird? Could it be a plane? No! It’s today’s Wonder of the Day!

#2139

Are Birds a Danger to Airplanes?