Costa Rica is home to more than 60 volcanoes, many of which are considered active. The country is located along the Central American Volcanic Arc, which is a chain of volcanoes that runs from Mexico to Panama and is formed by the subduction of the Cocos Plate beneath the Caribbean Plate. In Costa Rica, the volcanoes are concentrated in the Cordillera Central mountain range, which runs from northwest to southeast across the country.

The five active volcanoes in Costa Rica are Arenal, Irazú, Rincón de la Vieja, Poás, and Turrialba. However, there are many other volcanoes in the country that are considered potentially active or dormant. These include Barva, Chirripó, Cacho Negro, Cerro de la Muerte, Cerro San Luis, and others. Many of these volcanoes are located in protected areas, such as national parks or biological reserves, and are popular with nature lovers.

Arenal Volcano – is a stratovolcano located in the Arenal - Tempisque Conservation Area in north-western Costa Rica, in the province of Alajuela.  The volcano has been active for thousands of years, with its most recent eruption occurring in 2010. The last several years have been a quiet period for this sleeping giant, but the mountain can wake up at any time!

The earliest known eruption of Arenal occurred around 7,000 years ago. In the centuries since then, the volcano has undergone numerous eruptions, with some of the most significant ones occurring in 1968, 1982, and 2010. The 1968 eruption, which was one of the most destructive in recent history, caused significant damage to the surrounding area, including the destruction of several villages. The 1982 eruption also caused significant damage, with ash and lava flows destroying crops and homes.

Despite its history of eruptions, Arenal is a popular tourist destination due to its beautiful surroundings, which include hot springs and rainforests. Many visitors come to the area to hike in the surrounding forests, swim in the hot springs, and observe the volcano up close. The Arenal Volcano National Park, which was established in 1991, protects the area around the volcano and is home to a diverse array of flora and fauna.

Irazú Volcano is a stratovolcano located in the Central Volcanic Conservation Area in Costa Rica. It is the highest volcano in Costa Rica, with a summit elevation of 3,432 meters (11,257 feet) above sea level.

The first recorded eruption of Irazú Volcano occurred in 1723, and it has had numerous eruptions since then. The most recent significant eruption took place in 1963-65, when the volcano produced ash plumes, lava flows, and pyroclastic flows. In the past, Irazú has also produced explosive eruptions, including one in 1723 that produced a column of ash and pumice that reached a height of 20 kilometers (12 miles).

Irazú Volcano is a popular tourist destination due to its beautiful surroundings, which include the Irazú Volcano National Park and the surrounding cloud forests. The national park, which was established in 1955, protects the area around the volcano and is home to a diverse array of plant and animal life. Many visitors come to the area to hike in the surrounding forests, observe the volcano up close, and visit the park's main attraction, a beautiful crater lake.

Rincón de la Vieja is an active stratovolcano located in the Guanacaste Province of northwest Costa Rica. It is part of the Rincón de la Vieja National Park and is known for its geothermal activity, including hot springs, mud pots, and steam vents.

The most recent significant eruption took place in 1998, when the volcano produced ash plumes and lava flows. In the past, Rincón de la Vieja has also produced explosive eruptions, including one in 1866 that produced a column of ash and pumice that reached a height of 15 kilometers (9 miles).

Rincón de la Vieja is a popular tourist destination due to its beautiful surroundings, which include the Rincón de la Vieja National Park and the surrounding tropical dry forests. The national park, which was established in 1972, protects the area around the volcano and is home to a diverse array of plant and animal life. Many visitors come to the area to hike in the surrounding forests, observe the volcano up close, and visit the park's main attraction, a series of hot springs and geysers called Las Pailas.

Poás Volcano It is the second highest volcano in Costa Rica, with a summit elevation of 2,708 meters (8,885 feet) above sea level. The first recorded eruption of Poas Volcano occurred in 1828, and it has had numerous eruptions since then. The most recent significant eruption took place in 2017, when the volcano produced ash plumes and lava flows. In the past, Poas has also produced explosive eruptions, including one in 1952 that produced a column of ash and pumice that reached a height of 17 kilometers (11 miles).

Poas Volcano is a popular tourist destination due to its beautiful surroundings, which include the Poas Volcano National Park and the surrounding cloud forests. The national park, which was established in 1971, protects the area around the volcano and is home to a diverse array of plant and animal life. Many visitors come to the area to hike in the surrounding forests, observe the volcano up close, and visit the park's main attraction, a crater lake called Laguna Botos.

Turrialba Volcano – Turrialba is an active stratovolcano located in the Cordillera Central mountain range of Costa Rica. It is the third highest volcano in the country, reaching a height of 3,340 meters (10,958 feet). Turrialba has had several eruptions in recent history, the last of which occurred in 2021.

The first recorded eruption of Turrialba occurred in 1864, when the volcano produced ash and steam. Since then, the volcano has had several more eruptions, including one in 1866 and another in 1868. In the late 1800s and early 1900s, the volcano experienced a period of increased activity, with several small eruptions occurring between 1890 and 1910.

In the decades that followed, Turrialba remained relatively quiet, with only occasional minor eruptions and ash emissions. However, in the 2010s, the volcano began to show signs of increased activity, with several larger eruptions occurring in 2014, 2015, and 2016. The most recent eruption of Turrialba occurred in 2021, when the volcano produced ash plumes and lava flows.

Despite its recent activity, Turrialba is not considered a highly dangerous volcano and is not known to have caused significant damage or loss of life.