1. Lanin Volcano is an impressive stratovolcano located on the border between Argentina and Chile, near the town of San Martin de los Andes. It stands at 3,776 meters (12,388 feet) tall and is part of the Andes mountain range.

An interesting fact about Lanin Volcano is that its name comes from the Mapuche indigenous language and means \"smoking mountain.\" While the volcano is currently dormant, it is still considered an active volcano.

The landscape around Lanin Volcano is stunning, with dense forests, crystal-clear lakes, and snow-capped peaks. It is a popular destination for hiking, climbing, and skiing, offering stunning panoramic views of the surrounding area.

2. The volcano itself does not have specific working hours as it is a natural landmark. However, the National Park surrounding Lanin Volcano may have specific opening and closing times. It’s best to check with the local authorities or visitor center for updated information. Unfortunately, the phone number for the National Park is not available for public access.

3. To visit Lanin Volcano, you can either drive, take a guided tour, or hike to the base of the volcano. There are various trekking routes that lead to viewpoints where you can appreciate the beauty of the volcano. The entrance fee to the National Park may vary depending on your nationality, so it’s recommended to check the current rates before planning your visit. Additionally, public transportation options may be available from San Martin de los Andes to the National Park entrance.