Sandra Brown (ultradistance athlete) Sandra Brown (ultradistance athlete) Sandra Brown (born 1 April 1949) is a British ultra distance walker / runner who holds a number of world records in the field of long distance walking. After a childhood which included many long family walks 'off the beaten track', Brown completed her first formal marathon in 1982 in Winchester, at age 33 years. That same year saw her enter her first 'ultra' (a race of a distance beyond the marathon's 26 miles 385 yards) with the 100 km Surrey Summits in April and a Long Distance Walkers Association (LDWA) crosscountry 100 mile event along
2012 Olympic Marathon Course along the Victoria Embankment with the regular London Marathon course, the Olympic event also started in The Mall whilst the London Marathon starts in Greenwich, and the event followed an otherwise different course. The logistical problems behind the design of the London Marathon course (35,000 runners of mixed ability) are very different from those behind the design of the London Olympic Marathon course (100 top-class runners) hence the difference in the routes. The course for the Paralympic Marathon also had four laps which were nearly identical to the 2012 Olympic Marathon course, but avoided certain cobbled areas notably Paternoster Square,