Big Crack
E915306
Big Crack is a prominent underwater section of Iceland’s Silfra fissure, where divers can swim between the tectonic plates of North America and Eurasia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Big Crack canonical | 1 |
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
dive site
ⓘ
underwater fissure section ⓘ |
| accessRequirement | guided dive or snorkel tours ⓘ |
| betweenTectonicPlates |
Eurasian Plate
NERFINISHED
ⓘ
North American Plate NERFINISHED ⓘ |
| connectedTo |
Silfra Cathedral
NERFINISHED
ⓘ
Silfra Hall NERFINISHED ⓘ Silfra Lagoon NERFINISHED ⓘ |
| continent | Europe ⓘ |
| country | Iceland ⓘ |
| environmentType | subarctic freshwater environment ⓘ |
| geologicalFeature | submerged rift valley section ⓘ |
| geologicalOrigin | rift between tectonic plates ⓘ |
| locatedIn |
Iceland
NERFINISHED
ⓘ
Silfra fissure NERFINISHED ⓘ Þingvellir National Park NERFINISHED ⓘ |
| locatedInBodyOfWater | Þingvallavatn NERFINISHED ⓘ |
| notableFor |
allowing divers to swim between tectonic plates
ⓘ
clear, filtered glacial water ⓘ |
| partOf | Silfra fissure NERFINISHED ⓘ |
| partOfUNESCOWorldHeritageSite | Þingvellir National Park NERFINISHED ⓘ |
| protectedArea | Þingvellir National Park NERFINISHED ⓘ |
| safetyRequirement |
cold-water diving equipment
ⓘ
dry suit for scuba diving ⓘ |
| tectonicSetting | boundary between North American Plate and Eurasian Plate ⓘ |
| tourismType |
adventure tourism
ⓘ
dive tourism ⓘ |
| usedFor |
scuba diving
ⓘ
snorkeling ⓘ |
| visibility | up to about 100 meters ⓘ |
| waterClarity | high visibility ⓘ |
| waterSource | glacial meltwater from Langjökull glacier ⓘ |
| waterTemperature | approximately 2–4 °C year-round ⓘ |
| waterType | freshwater ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.