The Angry Hiker went hiking Mount Si April 21, 2013 8.5 miles 3,250 feet gained Mount Si 0 Took advantage of the rain and snow to get a hike in before the swarms of poodle herders arrived.. More from The Granite Mountain October 24, 2015 Goat Island Mountain October 4, 2015 Wright Mountain September 13, 2015 Park Lakes September 5 to September 7, 2015