Pedestrians crossing street in crosswalk at W 19th Street and 6th Avenue Chelsea, New York, facing N

Tourists and commuters mingle in Grand Central Station in New York City

Crowd scene on sidewalk near bus stop on Broadway in New York City looking north at Times Square

Crosswalk at intersection of W 43rd Street and Broadway at Times Square looking south down Broadway

Teen girl holding inhaler, looking at camera

Close-Up of English Saddle

Couple Walking on Golf Course

Man Golfing

Woman Holding Skateboard

Horseback Rider with Dog in Morning Fog, Ontario, Canada

Girl (4-6) with book by friend (4-6), smiling, low angle view (tilt)

Mother and son (4-6) smiling at each other (tilt)

Brother and sister (6-10) drawing on large piece of paper on floor, elevated view

Girl (4-6) looking at book, low angle view (tilt)

Mother and son (4-6) smiling at each other (tilt)

African men high-fiving on basketball court

Hispanic man holding bag of golf clubs

African woman boxing

Multi-ethnic men with baseball gear

Multi-ethnic men talking on tennis court

Couple snorkeling, Knip Beach, Curacao, Dutch Antilles

Businessman putting his hands on businesswoman's shoulders

Couple snorkeling, Knip Beach, Curacao, Dutch Antilles

Mature man breathing exercises