This guide to walking and hiking trails includes several options among San Diego’s more than 150 named canyons ...

A LiDAR-equipped ROV traversed the ocean floor of the Monterey Canyon, the largest and deepest submarine canyon in North America. By Darren Orf Published: Oct 20, 2023 1:00 PM EDT. 3.

Researchers have discovered a 33,000-foot-wide (10 kilometers) underwater canyon that was carved out of the Mediterranean seabed shortly before the sea dried up around 6 million years ago.

The Monterey Canyon begins just off the coast in Monterey Bay, California. It extends more than 292 miles (470 kilometers) beneath the waves and is around 7.5 miles (12 km) across at its widest point.

For one, the canyon could become a “sentinel site” for NOAA to study the effects of climate change, such as ocean acidification and oxygen depletion, on these vulnerable ecosystems.

It's migration season. Find out where to go to spot humpbacks, orcas, dolphins and more on the Monterey County coast.

Stunning video shows Grand Canyon filling with ocean of clouds. A time-lapse video by Harun Mehmedinovic of Skyglow shows the Grand Canyon filled with oceanlike clouds as the sky above it is clear.

Scientists put trackers on Antarctic seals to help them map the ocean floor. The deep-diving seals uncovered a massive underwater canyon more than a mile deep. This canyon may help scientists ...

In the 1920s, a handful of homes in San Pedro slid into the ocean, creating what’s now known as the Sunken City. A mile south of Rolling Hills Estates, the city of Rancho Palos Verdes is ...