Somebody walking, waving their arms in the air and being a hero.

BBC: News Online

At breakfast next day "at Tolly" (I discovered the definite article is never used when referring to the revered institution) I met one of the club's oldest members, Bob Wright, walking his labrador and smoking copiously in the crisp morning air.

CNN: From Our Correspondent: A Calcutta Rose Garden

During the dive, which takes up to four hours due to the high density of the water (it is filled with certain chemicals plus air pressure to simulate the circumstances found in space), the cosmonauts in training practice space walking -- and may lose a few kilos off their waist line in the strenuous process.

BBC: The dated future of Russia��s Star City