Occurrence of Attributes in Original Text
The text related to the cultural heritage 'Þingvellir National Park' has mentioned 'Lava' in the following places:
| Occurrence Sentence | Text Source |
|---|---|
| The National Park is enclosed by a varied belt of mountains on three sides, featuring grass-covered lava fields, and Lake xc3x9eingvallavatn lies at its southern end. | UNESCO |