This is a live stream of Fuego Volcano, an active stratovolcano in Guatemala. It sits about 16 kilometers west of Antigua, one of Guatemala’s most famous cities and a tourist destination. It is currently in an eruptive stage, with frequent explosions that put on a fireworks display at night.
Sources:
Windy.com
Wikipedia
Crelosa (Crelosa.com)
RaspberryShake
USGS
Thumbnail Photo by: Juan Francisco – https://www.flickr.com/photos/190923371@N05/51298064140/