Hidden, Lost, and Discovered: Underground Cities

Hidden, Lost, and Discovered: Underground Cities

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Did you know some cities are built underground? They could be hidden just beneath our feet! In Hidden, Lost, and Discovered: Underground Cities, you'll uncover where these cities are hiding...
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Ages: 8-10
Read time: 15-30 mins
AR LEVEL: 3.6
LEXILE©: 680L
Ages: 8-10
Read time: 15-30 mins

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