Alexis Davidson of Brooklyn, New York chose the 2014 Niagara Ultra Races 50K at Niagara-On-The-Lake, Ontario, Canada as the location for completion of his 200th marathon/ultra. The 2002 New Jersey Shore Marathon was his first, and the Scotiabank Blue Nose International Marathon in Halifax, Nova Scotia was his 100th. Alexis became a two-time 50 States and DC finisher at the 2014 Maui Oceanfront Marathon. He has alsofinished all 10 Canadian province and capitals.
Since turning 50, he has walked at least one marathon under five hours in 61 states, DC, and the provinces. He completed 35 marathons in 2012 and is a 10 star titanium level Marathon Maniac. Alexis set his 4:36:05 PR in 2009 at age 54. He is a member of the New York Walkers Club.