- Eaton Saddle to Mt. Markham: 3.2 miles, 790′ of gain and loss. First Hike: 11-25-2012.
- Eaton Saddle to Mt. Lowe, Inspiration Point, Mt. Muir, and Mt. Markham: 8.8 miles, 2211′ of gain and loss. First Hike: 3-3-2013.
- San Gabriel Peak Trailhead to San Gabriel Peak and Mt. Markham: 7.2 miles, 2,510′ of gain and loss.First Hike: 10-13-2017.
- Cobb Estate: Lower Sam Merrill Trail to Echo Mountain; Castle Canyon to Inspiration Point; East Mt. Lowe Trail to Mt. Markham Trail to Mt. Markham; down to Upper East Mt. Lowe Trail to Mt. Lowe; Upper Sam Merrill down to Mt. Lowe Road up to Inspiration Point; Sam Merrill Trails down to the Cobb Estate: 14.8 miles, 3259′ of gain and loss. First Hike: 3-28-12.
- Cobb Estate Trailhead: Lower Sam Merrill Trail, Castle Canyon Trail, East Mt. Lowe to Mt. Lowe; Upper East Mt. Lowe Trail, North Mt. Lowe Trail, South San Gabriel Peak Trail to San Gabriel Peak; down to SGP Trailhead and back up to Mt. Disappointment; on the way back summit Mt. Markham; return to Cobb Estate via East Mt. Lowe Trail and Sam Merrill Trails: 20.6 miles, 6563′ gain and loss. First Hike: 2-22-12.
Views from Mt. Markham (Click image for larger view).