Photo: 27-mile single-speed ride, 2-mile run, 9 a.m., 34 degrees, Linn County, Iowa

Weekly activity log:
Swim: 0 yds (ytd 62,850 yds.)
Bike: 135 miles (ytd 4,978 mi.)
Run: 15 miles (ytd 1,375 mi.)

Photo: 42-mile single-speed ride, 2-mile run, 9 a.m., 30 degrees, Linn County, Iowa

Weekly activity log:
Swim: 0 yds (ytd 62,850 yds.)
Bike: 110 miles (ytd 4,843 mi.)
Run: 32 miles (ytd 1,360 mi.)

The gravel roads of Iowa -- where cyclists conquer... furniture?

Photo: 44-mile single-speed ride, 2-mile run, 9 a.m., 30 degrees, Linn County, Iowa

Weekly activity log:
Swim: 1,500 yds (ytd 62,850 yds.)
Bike: 114 miles (ytd 4,733 mi.)
Run: 41 miles (ytd 1,328 mi.)

Snowy Saturday morning spin class.

Photo: 25-mile single-speed ride, 2-mile run, 9 a.m., 38 degrees, Linn County, Iowa

Weekly activity log:
Swim: 0 yds (ytd 61,350 yds.)
Bike: 90 miles (ytd 4,619 mi.)
Run: 37 miles (ytd 1,287 mi.)