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Mataniko Falls
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Mataniko Falls is a sweeping natural landmark located on the island of Guadalcanal, featuring a spectacular double waterfall that plunges into a sheer-sided limestone canyon. Over millennia, the Mataniko River has carved a complex network of caverns and tunnels beneath the falls, creating a unique subterranean ecosystem. These caves gained historical notoriety during World War II when they were utilized as a strategic stronghold and field hospital by Japanese forces during the final months of the Guadalcanal campaign. Geographically, the falls are situated in rugged, mountainous terrain accessible only via a rigorous multi-hour trek from Honiara. The natural architecture of the site includes massive stalactites and stalagmites within the caves through which the river flows before dropping into the gorge. Today, Mataniko Falls is a premier destination for adventure tourism, offering visitors a blend of raw tropical beauty and a direct encounter with the remnants of the Pacific War. The surrounding area is also critically important for local biodiversity and serves as a vital watershed for the national capital.
- Location: Solomon Islands
- Nearby: Point Cruz Business District (4 km)
Best time to visit & climate
The most pleasant time to visit is Jul–Sep.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 |
| Rain mm | 263 | 305 | 277 | 220 | 214 | 143 | 135 | 114 | 107 | 160 | 167 | 221 |
📋 Practical info
Visiting
Mataniko Falls is a freely accessible natural wonder near Honiara. Visitors reach the waterfall via a short hiking trail; the adjacent wartime caves can also be explored but require a torch and sturdy footwear.
Typical hours
The falls are accessible at any time, but the best visiting hours are early morning or late afternoon. No fixed opening hours exist; be aware that trails can become slippery after rain.
Photography
Photography is allowed everywhere - the falls and caves offer excellent subjects. Inside the caves, use flash to illuminate dark corners.
Time needed
Allow roughly one and a half to two hours for the visit including the hike and cave exploration. Those wanting to linger or picnic should budget three hours.
Combine with
Combine the visit with the National Museum in Honiara or Mbokonavera Market for a contrast between nature and culture. The Parliament Building complex is also a short drive away.
Getting there
The falls are about 15 kilometers east of Honiara. They are best reached by taxi or rental car; the final stretch is an unpaved road.
Insider tip
Bring plenty of water and insect repellent - the humidity is high. Local guides often provide interesting historical background on the caves.
Geography
Facts
- The falls feature a dramatic double drop into a limestone gorge.
- The caves behind the falls served as a hospital for Japanese troops in 1942.
- Reaching the site requires a challenging hike through dense tropical jungle.
- The Mataniko River actually flows through the cave system itself.
- The area was a major battleground during the U.S. offensive in late 1942.
- It is a significant site for both geological study and WWII archaeology.
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
Vehicle
Only stops with (optional):
© OpenStreetMap contributors · OpenRouteService
Sights in the town Mataniko Falls (1)
Sights nearby
Frequently asked questions
How hard is the hike to the Mataniko Falls?
The hike requires good fitness and sure-footedness as it can be steep and slippery.
Can you swim under the falls?
Yes, the pool at the base is wonderful for a swim.
Are there toilets there?
No, it is completely pristine nature, plan your trip accordingly.
What is the best time for photos?
In the morning, when the light shines into the gorge.
Do I need to book a guide?
Yes, it is strongly recommended to join a local guide.
Mataniko Falls: where is it located?
Mataniko Falls is located in Solomon Islands.
Mataniko Falls: when is the best time to visit?
The most pleasant time to visit is Jul, Sep.
Mataniko Falls: why is it worth visiting?
Mataniko Falls is a sweeping natural landmark located on the island of Guadalcanal, featuring a spectacular double waterfall that plunges into a sheer-sided limestone canyon.
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Nearby cities
Honiara
The capital of the Solomon Islands is located on the north coast of Guadalcanal.
Point Cruz Business District
This district in Honiara is the commercial heart of the country.
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Kokumbona
A former village west of Honiara that served as the headquarters for the Japanese 17th Army during the Guadalcanal campaign.
Lungga
Lungga is an industrial and residential settlement on the eastern edge of Honiara, located by the river of the same name.
Auki Market Center
Auki is the economic center of Malaita Province.
Auki
Auki is the capital of Malaita Province and one of the largest towns in the country.
Buala
Buala is the capital of Isabel Province, located on the Maringe Lagoon.
A-Tulagi
The surrounding area of Tulagi includes several small island settlements in the Central Province.
Tulagi
Tulagi was the former capital of the British Protectorate and is now the capital of the Central Province.
Tulagi Island
The former capital of the British Solomon Islands Protectorate.
History & landmarks
Honiara City Council
The city council's administrative building is the hub of Honiara's local government.
Matanikau Falls
A spectacular waterfall inland from Honiara whose limestone caves served as a hideout for Japanese troops during the war.
Mbokonavera Market
This local market in a residential area of Honiara is an authentic landmark of daily life.
All Saints School, Honiara
This historic school is closely linked to the Anglican Church.
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Solomon Islands Parliament Building
The distinctive cone-shaped building in Honiara was completed in 1993 with US assistance.
National Parliament Library
The library is part of the parliament complex and houses key national documents.
Point Cruz Yacht Club
The Yacht Club is a social landmark of Honiara located at the harbor.
Skyline Memorial View
The viewpoint at the US Memorial on Skyline Ridge, providing a sweeping view of the Lunga Plain and the main airfield.
More places
US War Memorial
This memorial on Skyline Ridge commemorates the Battle of Guadalcanal.
White River
A watercourse on the western outskirts of Honiara that saw significant action during the Japanese withdrawal in early 1943.
Matanikau River
A river west of Honiara that formed the frontline for months.
All Saints Church, Honiara
The Anglican church in the city center is a significant religious gathering place.
Skyline Ridge
A ridge overlooking Honiara, home to the US Guadalcanal Memorial.
Yacht Club Pier
The Yacht Club pier is a well-known landmark in Point Cruz harbor.
Point Cruz Plaque
This commemorative plaque at the Yacht Club marks the historical significance of Point Cruz during the naval battles of 1942.
Bishop Brosnahan Memorial
This memorial honors the first Catholic Bishop of Honiara.