Like horse racing, it is popular to bet on the greyhound races as a form of parimutuel gambling.
Greyhound racing and gambling is available in:
... - 4th century Decades: 190s 200s 210s 220s 230s - 240s - 250s 260s 270s 280s 290s Years: 237 238 239 240 241 - 242 - 243 244 245 246 247 Events Patriarch Titus[?] ...