World’s largest wildlife crossing reaches critical milestone. Now what? Soil flows up a conveyor belt 60 feet to the top of the Wallis Annenberg Wildlife Crossing in Agoura Hills on Monday.

But in this matter, the builders of the world's largest wildlife corridor are in the same boat as gardeners everywhere. "We'll just have to weed it until the [native] plants get established," he said.

But such are the looming challenges for the designers and builders of the Wallis Annenberg Wildlife Crossing, the world's largest and most ambitious crossing designed to give wildlife a safe and ...

The wildlife crossing is located along U.S. Route 101 at the Liberty Canyon Road exit in Agoura Hills, and once completed the main structure of the Wallis Annenberg Wildlife Crossing will be about ...

A decades-long project to open the world's largest wildlife crossing across a 10-lane Southern California freeway is almost complete. The Wallis Annenberg Crossing links critical habitats on both ...

The Wallis Annenberg Wildlife Crossing spans the 10-lane freeway in Agoura Hills and will become the largest such crossing in the world. It is designed to help animals avoid being killed while ...

Known as the Wallis Annenberg Wildlife Crossing, the bridge will be 64 meters (210 feet) long and 52 meters (170 feet) wide, stretching across 10 lanes of the freeway in Agoura Hills.

LOS ANGELES — Monday was momentous for the Wallis Annenberg Wildlife Crossing although it still looked like a bridge to nowhere from the 101 Freeway, where more than 300,000 vehicles stream ...

But such are the looming challenges for the designers and builders of the Wallis Annenberg Wildlife Crossing, the world's largest and most ambitious crossing designed to give wildlife a safe and ...

Monday was momentous for the Wallis Annenberg Wildlife Crossing although it still looked like a bridge to nowhere from the 101 Freeway, where more than 300,000 vehicles stream endlessly every day ...