Maps show how heavy rainfall and rocky terrain helped create the devastating Texas floods that have killed more than 120 people.

At least 27 campers and counselors from Camp Mystic in Texas have died in devastating flash flooding that swept through the region, the camp announced. At least 120 people have died in the flooding that struck Texas Hill Country on Friday.

Satellite imagery of Camp Mystic and other areas along the Guadalupe River shows the devastating aftermath of the Fourth of July floods in Texas.

Some camps in the region had to be evacuated, and local newspapers described how Camp Mystic was among those cut off from the outside world. According to a Kerr County history book, floodwaters at Camp Mystic almost reached the top of the dining hall’s stairs.

The girls summer camp devastated by the Kerr County flood reports the death toll has risen to 27. Here's what we know about Camp Mystic.

The video was posted to TikTok by Devon Paige, a Texas-based nurse who had been working at the summer camp. It has been viewed over 8 million times.

Flash floods surged through in the middle of the night, but many local officials appeared unaware of the unfolding catastrophe, initially leaving people near the river on their own.

HOUSTON - A family member confirms that a Camp Mystic attendee from Houston was found deceased in Kerr County following Friday's flash flooding. A family member confirmed with FOX 26 the passing of 8-year-old Mary Kate Jacobe. She was said to be found deceased on Sunday morning.

Jane Ragsdale ran the Heart O' the Hills camp for girls in Kerr County. The camp was between sessions when the deluge hit. The only person killed there was Ragsdale.

Chloe Childress, a 19-year-old counselor who deeply loved Camp Mystic, was one of 23 campers who died in the devastating Texas Hill Country floods.