Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Villa Adriana (Tivoli)' has mentioned 'Drainage' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| Since 1997 a management plan has been in force relating to infrastructural aspects of the site xe2x80x93 drainage, water and electricity supply and distribution, hygienic services, emergency exits, etc. | UNESCO |