According to a classic study of laughter by Robert Provine of the University of Maryland, Baltimore County, and his colleagues, laughter is an unexpectedly serious business.
Another aquarium that provides education and adventures with sharks is the National aquarium in Baltimore, Maryland. The Baltimore aquarium has more than ten thousand sea animals.
另一个能够向游客提供教育并冒险与鲨鱼在一起的水族馆是马里兰州的巴尔的摩国立水族馆。
3
A Baltimore, Maryland, epileptic patient performs tests designed to identify the source of his seizures.