Follow the footprints in the lower level of the children 's library at the Free Library of Philadelphia , 1901 Vine Street , (215) 686-5322 , near Logan Square .
Logan Square /location/neighborhood/neighborhood_of Philadelphia
Philadelphia /location/location/contains Logan Square
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Logan Square
LOCATION
Philadelphia
LOCATION
/location/neighborhood/neighborhood_of
Philadelphia
LOCATION
Logan Square
LOCATION
/location/location/contains