Cangoorooo has an amazing way to deal with destinations and all that power is available to you. To start, it is important that you have a look on how we organize the data so you can use that in the best way for your product.
Destination hierarchy are:
Vicinity: A greater area than a city, usually has more than one city on it.
City: Political division of the specified city.
Neighborhood: Neighbors and areas of interest, always is within the city.
Point of interest (POI): Hotels returned with this search are in a 2km radius.
Airports: Both IATA and ICAO codes are available. Hotels returned with this search are in a 25km radius.
Ports: Hotels returned with this search are in a 25km radius.