Alan Price of Washington D.C. was the greatest American 100-mile ultra-distance racewalker ever. Also LDWA Hundred walks were established in the 1970s in England.

Dan Brannen and Neil Weygandt of Pennsylvania ran a two-man running relay in 1983 on a track at Fort Meade Maryland, taking turns each mile and reached 199 miles

The Fort Meade 100, held in Maryland, was the premier 100 mile track race in America starting in 1978. Ray Krolewicz of South Carolina was a 6-time winner.

24-hour outdoor track races returned to America in 1977. Ed Dodd and Don Choi made an impact on ultrarunning competing in and directing the early 24-hour races.

The Unisphere 100-mile race was held in Flushing Meadows Park starting in 1978. Don Ritchie of Scotland set the 100-mile road world record in 1979 with 11:51:12

Don Ritchie of Scotland breaks the 100-mile world record in 1977 at the Crystal Palace at London. Frank Bozanich also runs. 24-hour relay record attempts.

The first Western States 100 race was held in 1977, Squaw Valley to Auburn, California. Andy Gonzales was the first winner of the famous mountain trail ultramarathon endurance run. His story is shared for the first time.

The early 1970s history running from Badwater to Mt. Whitney, low to high, across Death Valley. Hikes, then 2-man relays, and finally the first solo attempt. Eventually the Badwater Ultramarathon was established.

Max Telford from New Zealand and Alan Jones (Captain America) from Iowa were self-promoting world-record-seeking ultrarunners in the 1970s.

Andy West of Connecticut was a self-promoting ultrarunner who gained fame in the 1970s, but then went down the path of fraudulent stunts in the name of charity.