Saguaro National Park expands with nearly 50 acres of new desert terrain for outdoor adventure.

The Trust for Public Land has acquired 47 acres for Saguaro National Park, increasing the linkage to Pima County's Sweetwater ...

Imagine standing under the blinding sun of the Sonoran Desert, surrounded by towering, ancient sentinels with spiny arms ...

Saguaro cactuses tower over Arizona's desert landscape, each year inching higher and higher for hundreds of years as they watch time pass. While they can grow to unique heights, one cactus holds ...

While they can grow to unique heights, one cactus holds the world record for being the tallest ever recorded. Here's what to know about the tallest saguaro on record, how tall they usually grow ...