The best walks and hikes in PuʻU MakaʻAla Natural Area Reserve

The Kīlauea Iki and Crater Rim Trail offers an incredible journey from a vibrant rainforest into the heart of a solidified lava lake. You'll trek through dense ʻōhiʻa forests before descending into the vast, otherworldly Kīlauea Iki Crater, where steam still rises from cracks and cairns guide you across the uneven, rocky surface. The dramatic contrast between lush greenery and barren volcanic landscape, with the Puʻu Puaʻi cinder cone as a focal point, makes this a truly memorable experience.

This moderate 7.2-mile (11.5 km) hike involves 989 feet (301 metres) of elevation gain and typically takes around 3 hours and 21 minutes. The trailhead is easily accessible near the Nāhuku (Thurston Lava Tube), but parking can fill up quickly, so plan to arrive early. Sturdy hiking shoes are a must for the rocky crater floor, and carrying ample water is always recommended, regardless of the weather.

What makes this route truly special is the chance to walk directly across the floor of a lava lake formed during the powerful 1959 eruption of Kīlauea Iki. You'll see geological features like fissures and steam vents, and the

The Crater Rim Trail offers a captivating journey around the summit caldera of Kīlauea, one of the world's most active volcanoes, making it one of the most popular routes in Hawaiʻi Volcanoes National Park. As you hike, you'll experience a remarkable diversity of ecosystems, from dense rainforests with 'Ōhi'a trees to the stark, arid beauty of the Kaʻū Desert, all while walking over ancient lava flows. Keep an eye out for steam vents and the dramatic Halemaʻumaʻu Crater, which provide constant reminders of the dynamic geological forces at play.

This moderate 5.2-mile (8.4 km) hike, with 688 feet (210 metres) of elevation gain, typically takes about 2 hours and 26 minutes to complete. While some sections are paved, you should be prepared for uneven gravel paths and occasional steep inclines or stairs. You can access various parts of the trail from multiple trailheads, such as Uēkahuna, allowing you to choose a shorter out-and-back section if you prefer. Always stay on marked trails due to unstable ground and be ready for rapid weather changes.

What truly sets this trail apart is its unique position on the edge of an active volcano, offering an unparalleled opportunity to witness ongoing geological processes. It's a fantastic way to explore the park's diverse landscapes, from lush greenery to volcanic desolation, all within a single route. The Crater Rim Trail provides a profound sense of connection to the Earth's raw power and is a must-do for anyone visiting Hawaiʻi Volcanoes National Park.

The Sulphur Banks and Crater Rim Trail Loop offers a truly unique journey through Hawaiʻi Volcanoes National Park, transitioning from a steaming, mineral-rich volcanic landscape to a lush rainforest. You'll walk on paved paths and boardwalks through the Haʻakulamanu (Sulphur Banks) area, where vibrant yellow sulfur crystals and steaming cracks create an otherworldly scene, complete with the pungent smell of volcanic gases. Further along the Crater Rim Trail, you'll find yourself amidst dense ferns and trees, with incredible views across the vast Kīlauea Caldera and the transformed Halemaʻumaʻu Crater.

This easy 4.0-mile (6.4 km) hiking loop, with 482 feet (147 metres) of elevation gain, takes about 1 hour and 49 minutes, making it accessible for most visitors. The Sulphur Banks section is even wheelchair accessible from the Steam Vents parking area. Always check air quality at the Kīlauea Visitor Center before you go, especially if you have respiratory sensitivities, and be sure to stay on marked paths due to unstable ground.

What makes this route stand out is its direct connection to active geology, providing a close-up view of the island's ongoing volcanic processes. The rapid shift from barren, steaming ground to a verdant rainforest highlights the incredible diversity within the park. It's a sensory experience unlike any other, offering a memorable glimpse into the powerful forces shaping Hawaiʻi.

The Kīpuka Puaulu Trail offers a tranquil journey through a rare "kīpuka" — an ancient forest island untouched by surrounding lava flows. As you hike this 1.2-mile (1.9 km) loop, you'll find yourself immersed in a unique botanical sanctuary, home to towering ʻōhiʻa lehua and koa trees, and a diverse array of native Hawaiian plants. It's an easy route with only 149 feet (45 metres) of elevation gain, making it a peaceful and accessible experience for all.

Planning your visit to this less crowded hike is straightforward, with parking available directly at the trailhead within Hawaiʻi Volcanoes National Park. While the estimated time to hike the Kīpuka Puaulu Trail is just 32 minutes, you might want to allow extra time to enjoy the interpretive signs and observe the wildlife. Always check the park's official site for any current conditions or advisories before heading out.

Often called the "Bird Park Trail," this area is a hotspot for wildlife on Kīpuka Puaulu Trail, particularly for birdwatchers hoping to spot native species like the ʻapapane and ʻiʻiwi. This unique ecosystem boasts more native tree species per acre than any other forest in the park, offering a fascinating glimpse into Hawaii's natural heritage. It's a truly special place for a quiet, family-friendly exploration.