Arenal Volcano, Costa Rica's best-known stratovolcano, stands more than 5,000 feet high and appears to touch the clouds. For the latter half of the 20th century, admirers traveled to its base in ...

At the park’s heart is the 5,357-foot Arenal Volcano, which is Costa Rica’s ... creating a picturesque turquoise lagoon in its crater. All that volcanic activity means that natural hot springs ...

An curved arrow pointing right. The To-Sua Ocean Trench is a swimming hole in a volcano's crater. People from all over the world travel to the Samoan island of Upolu to swim in the crystal clear ...

Around 900 years ago, a volcano – which has come to be called Sunset Crater – erupted and transformed the encircling area. Geologic features like cinders, lava rock and lava flow compose this ...

Arenal is a dream come true for volcano enthusiasts ... offering a challenging hike to its crater rim for breathtaking panoramic views. Explore the otherworldly volcanic formations, volcanic ...