Question: What is its description? | Did  you  also  want  to konw  the description the attraction type most tourist attractions belong to? | yes
SQL: SELECT  T1.Attraction_Type_Description FROM Ref_Attraction_Types AS T1 JOIN Tourist_Attractions AS T2 ON T1.Attraction_Type_Code   =   T2.Attraction_Type_Code GROUP BY T2.Attraction_Type_Code ORDER BY COUNT ( * )  DESC LIMIT 1