Historian Natalia Mehlman Petrzela explores life, love and death on Earth's second-tallest peak in the new season of Extreme.

"The closer you get to the summit, the harder it is to turn ... coming after a similar 1986 tragedy that saw five people die on the mountain – a massive ice avalanche swept away climbers ...

The first person to reach K2's summit was Spaniard Alberto Zerain ... but didn't know where to go, so a lot of people were lost on the mountain on the wrong side, wrong route — and then you ...

Inside Andrea Vasady-Kovacs' Summit garage on Wednesday was a mountain of supplies waiting ... and new and gently-used clothing and send it to people in Los Angeles who lost everything to the ...