# List of lava tubes

A lava tube, or pyroduct, is a natural conduit formed by flowing lava from a volcanic vent that moves beneath the hardened surface of a lava flow. If lava in the tube empties, it will leave a cave.

## Africa
### Democratic Republic of the Congo

* Unnamed cave along the Kakomeru climbing route of Mt. Nyamulagira

### Ethiopia

* 70 m lava tube cave has been recorded southeast of Addis Ababa and a smaller example on K'one Volcano

### Kenya

* Chyulu Hills – contains nearly 100 tubes
* Elmenteita Badlands north of Mt. Eburru – several small caves
** Leviathan Cave – At 12.5 kilometres, it is the longest lava tube in Africa.
* Emuruangogolak Volcano caves
* North Chyulu hills area – 20 caves are known
** Hells Teeth
** Kimakia Caves
** Mathioni
** Skull Caves
** Kimakia Cave
* Lake Tillam, near Korosi Volcano – several known lava tubes
* Mount Suswa – around 40 known caves totaling around 11 km
* Menengai Caldera – single vent-like cave
* Nyambeni Mountains near Maua – 2 known caves

### Rwanda

* Musanze System – total 5.1 km
** Ubuvomo bwa Musanze – 4.56 km
** Ubuvomo bwa Nyrabadogo – 1.5 km

### Tanzania

* Mount Kilimanjaro Mawenzi lava tube system (at least 5)

### Uganda

* Garama Cave – Kigesi District, is 342 m long

## Asia
### China

* Wudalianchi National Park and Global Geopark
** Laoheishan volcano
*** Fairy Palace Cave
*** Waterfall Palace Cave
** East Jiaodebushan volcano
*** Ice Cave
*** Underground Ice River
* Jingpo Hu National Park and Global Geopark
** Weihuting Cave
** Longyandongtian Cave (Dragon Rock Cave)
** Shenshui Cave (Driven Water Cave)
** Gubingdong Cave (Ancient Ice Cave)
** Jiemei Cave (Sisters Cave)
** Kanlianmiying Cave (Anti-J Allied Army Secret Camp)
* Leiqiong Global Geopark – More than 30 tubes
** Seventy Two Cave Lava Tunnel

### Japan

* Fugaku Wind Cave
* Lake Sai Bat Cave
* Narusawa Ice Cave

### Saudi Arabia

* Harrat Khaybar lava field – Umm Jirsan lava tube – 1.5 km long (Pint 2009)

### South Korea

* Geomunoreum Lava Tube System
** Gimnyeonggul
** Manjanggul – more than 8 kilometers long, located in Jeju Island, is a popular tourism spot.

## Europe
### Iceland

* Búri (cave)
* Raufarhólshellir
* Surtshellir – For a long time, this was the longest known lava tube in the world.
* Víðgelmir

### Italy

* Grotta del Gelo on Mount Etna
* Grotta dei Tre Livelli – lava tube system on three levels at Mount Etna

### Portugal

* Azores
** Algar do Carvão
** Furna de Água
** Furnas do Cavalum
** Galerias da Feteira
** Gruta Brisa Azul
** Gruta das Agulhas
** Gruta das Cinco Ribeiras
** Gruta das Mercês
** Gruta das Torres
** Gruta do Carvão
** Gruta do Natal
** Gruta do Zé Grande
** São Vicente Caves

### Spain

* Canary Islands
** Cuevas de los Murciélagos
** Cueva de los Verdes
** Cueva del Viento
** Jameos del Agua
** Tunnel de la Atlantida
** Cueva de los Verdes

## North America
### Canada

* Nisga'a Memorial Lava Bed Provincial Park

### United States

* Ape Cave – Washington (state)
* Bandera Volcano Ice Cave – New Mexico
* Cheese Cave – Washington (state)
* Indian Tunnel lava tube (and more than 250 other examples) in Craters of the Moon National Monument and Preserve, Idaho
* Derrick Cave – Oregon
* El Malpais National Monument, in western New Mexico
* Hālona Blowhole
* Kaumana Cave – Hawaii
* Kazumura Cave, Hawaii – Not only the world's most extensive lava tube, but at 65.5 kilometres (40.7 mi), it has the greatest linear extent of any cave known.
* Kuna Caves – Idaho
* Lava Beds National Monument – California
* Newberry National Volcanic Monument – Oregon
** Arnold Lava Tube System
** Boyd Cave – Oregon
** Horse Lava Tube System
*** Redmond Caves
** Lava River Cave
** Lava Top Butte basalt
** Skeleton Cave
* Lava River Cave – Arizona
* Mammoth Cave – Utah
* Niter Ice Cave – Idaho
* Pluto's Cave – California
* Skylight Cave – Oregon
* Snow Canyon State Park - Utah
* Subway Cave Lava Tubes – Lassen National Forest, California
* Wilson Butte Cave – Idaho

## Oceania
### Australia

* Undara Volcanic National Park – Queensland

### Galapagos

* Bellavista lava tunnel

### New Zealand

* Auckland volcanic field Includes more than 50 lava tubes
** Wiri Lava Cave

### Samoa

* Alofaaga Blowholes

## Extra Terrestrial

* Lunar lava tube
* Martian lava tube