As I kayak just off the west end of Waikiki Beach, I'm trying to imagine how Diamond Head, a hulking 762-foot-high mass of magmatic debris, might have appeared in the 11th century.

The Hawaiian name for Diamond Head is Le'ahi. It is a tuff cone (consolidated volcanic ash) crater that was created 300,000 years ago during a single volcanic eruption that spewed ash into the air.

On Wednesday, July 3, KHON2.com’s Unfit Adventurer decided to hike one of Hawaii’s most iconic volcanic mountains, Lēʻahi. Most everyone knows this place as Diamond Head.

Waikiki Beach in Hawaii is perhaps best known for its stunning Diamond Head tuff cone views. With high-rise hotels lining the shore, it offers visitors both urban vibes and natural beauty.

What was originally known as Laeahi, referring to its summitʻs resemblance to the brow of a tuna, Diamond Head has been given many names throughout history.

"Given the erodable nature of the ‘tuff’ that makes up Diamond Head, it is very likely that Diamond Head is continuing to decrease in height," said Yara Lamadrid-Rose, coordinator of Diamond ...

The trail to the top of Diamond Head rewards hikers with scenic views of Oahu. ... Not only is it a unique experience, hiking up a volcanic tuff cone formed 300,000 years ago, ...

The prominent natural landmark of the area is the Diamond Head crater, a dramatic-looking volcanic tuff cone. "This always has been the heart of Hawaii’s luxury home market," said Rachel Ross of ...

The Honolulu Fire Department helped police find and rescue this afternoon a missing hiker in his 70s on the east ridge of Diamond Head Crater.

HONOLULU (KHNL) - It's Hawaii's most famous natural landmark, over a half million people hike to the top of Diamond Head every year. But while many take in the scenic sights, there are many parts ...

At Tuff-N-Uff 143, O'Shay Jordan (3-2) smashed Mark Currier (3-6) with a powerful left head kick in the third round of their heavyweight tilt at Palms Casino in Las Vegas.