When Nolan O'Donnell was a sophomore at Mount Saint Joseph High School, he was looking for an athletic outlet that would give him a chance to get outside, but also be away from fields and crowds.
After Nikki Kelley, a school counselor, started a mountain biking club at the school last November, he found what he was looking for.
Kelley, O'Donnell and Nick Hershfeld, who all live in Catonsville, have helped grow the club to more than 20 members.
"In my mind, it's a sport," said Hershfeld, a junior at the school, near Catonsville. "It's been clear that it has been pretty successful, so far."
O'Donnell said he enjoys mountain biking because it's a...