Geological Tour

Embark on an unforgettable geological excursion across Terceira Island, where you’ll explore the island’s fascinating volcanic features and natural wonders!

You’ll witness sulfuric steam escaping from the ground, a true testament to the volcanic origins of the island.

This unique landscape offers insight into the geological processes that shaped Terceira.

Discover the impressive cave formed by ancient volcanic eruptions. As you explore this underground space, marvel at the fascinating rock formations, including stalactites and stalagmites. The guided tour provides captivating information about the cave’s formation and the island’s geological history.

To conclude our journey, we visit the Algar do Carvão volcano, known for its lush vegetation and unique ecosystem. It is accessible via a staircase that descends into the heart of the volcano. As you make your way down, you’ll be greeted by a fascinating underground environment, with moss-covered walls and vegetation that thrive in a protected, unique ecosystem. The atmosphere is cool and humid, giving you the sensation of being in a world apart. The volcanic rock walls feature a variety of formations, including stalactites and stalagmites sculpted over millennia. The light streaming through the Algar’s opening highlights the beauty of these formations, creating a magical and photogenic atmosphere. It also holds cultural and historical significance for the island’s inhabitants, symbolizing their volcanic heritage.

During the visit, you will learn more about the Algar’s formation, its geological importance, and the role it plays in Terceira’s natural history.