Erica Davis comes up to look around while making her way under barbed wire Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Pearce Lombard scales the tire wall obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Cary Flynn of Bridgton, left, and Kristen Almeida of Sweden crawl under a net obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Cary Flynn of Bridgton balances over a pond Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Kristen Almeida of Sweden, left, and Cary Flynn of Bridgton attempt to cross a muddy pond Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Mary Krempa, left, crosses a climbing wall over a muddy pond Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Sofia Isgro carefully crosses the Pond Extravaganza obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Tyler Hannigan runs over a hay bale obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Todd Upton climbs the first major hill Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Vanessa Pepin climbs the first major hill Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Ryan Kelleher climbs the first major hill Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Rebecca Lee scales the tire wall obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Holly O'Reilly scales the tire wall obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Adam Sirois looks through a barbed wire obstacle Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.

Competitors work their way through obstacles Saturday at the Tough Mountain Challenge at Sunday River in Newry. More than 3,000 competitors took the 3-mile challenge that traversed 22 obstacles.