Summit a Volcano, Then Crawl Through Lava
Stand on top of Maunga Terevaka and you can watch the curvature of the earth bend away from you on every side, because there is no other land close enough to interrupt the horizon. That view, at 511 meters, is the single best reason to book a guided adventure tour on this island rather than just driving between ruins.
Terevaka: no road, all payoff
The summit is reachable only on foot, mountain bike, or horseback, and Adventure Terevaka runs guided treks that combine any of those with stops at west-coast archaeological ruins along the way. It is the highest point on Easter Island, and on a clear day the 360-degree ocean view is unlike anything you get from the coastal sites everyone photographs.
Underground next: two lava tubes worth the flashlight
Ana Kakenga, nicknamed the Cave of the Two Windows, drops you into a volcanic tube that opens onto two cliffside openings staring straight down at crashing surf 30 meters below. Bring a flashlight, since there is no lighting installed. Ana Te Pahu, the Banana Cave, feels completely different: a collapsed lava tube ceiling created a hidden, sheltered microclimate where banana, taro, and avocado trees now grow underground. Both are guided excursions, and both fit easily into a half-day.
Poike Peninsula: the hike almost nobody takes
Head to the island’s oldest volcano, the remote and windswept Poike Peninsula, for a guided coastal hike that passes Ana O Keke (the Cave of the Virgins) and the solitary Ahu One Makihi. Fewer visitors make it out here than to any other adventure-tour route on the island, which is exactly why it delivers a different kind of experience: quiet, exposed, and genuinely remote.
One correction worth knowing before you book
Older adventure-tour write-ups on this island still mention Ana Kai Tangata cave. It has been closed for years due to unstable rock and rockfall danger, so cross it off any list you are handed.
Timing three very different environments in one trip
Terevaka is exposed and windy at altitude, the lava tubes are cool and pitch-dark underground, and Poike is a long, sun-exposed coastal walk with almost no shade. Layer clothing you can add or shed, and carry more water than you think a half-day needs, because you are moving between three microclimates that do not resemble each other at all.
Verdict: Terevaka for the view, the lava tubes for the underground thrill, Poike for solitude, and every single one of them requires an accredited local guide by law since 2022, so confirm that credential before you book anything. Once you are back on two feet, extend the day with the walking tours on Easter Island for the crater-rim and coastal routes that pair naturally with all this.