“…As such, HATC security becomes a consideration for destination development [ 25 ]. Due to the spatial attributes of crowd management, previous research has focused on crowds in different environments, such as mountains [ 26 ], beaches [ 27 , 28 ], underwater environments [ 29 ], urban cities [ 7 , 16 , 17 , 30 ], heritage sites [ 31 , 32 ], national parks [ 21 , 33 – 35 ], theme parks [ 36 ], festival sites [ 37 ], and cruise ships [ 4 , 38 ]. However, previous research on crowd management was criticized as being limited to a single environment and lacking mutual comparison.…”