Teens at the Pot O’ Gold Christian Camp near Comfort, Texas, were swamped by a wall of water as they tried to escape.

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

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.

When storms roll in, water rushes downhill fast, gaining speed and force as it moves — often with deadly results.

KERRVILLE, Texas (AP) — Rescue crews in Texas kept a wary eye on river levels Monday, hoping to resume the search for people still missing from catastrophic flooding that pummeled the central part of the state earlier this month and killed at least 132 people.

"We will handle this page with the reverence it deserves and hopefully unite owners and loved ones with their belongings," says the FB page.

Hill Country residents and volunteers on Tuesday continued picking up the pieces that the deadly waterway left behind days earlier.