The establishment at the mouth of the Rio de la Plata, in Uruguay, used in part as a quarantine station, is a strange combination of hotel, prison, military camp and seaside resort. It is situated on the Flores island, the sovereignty of which is vested in the Republic above named. In the summer months, everything that comes from the neighborhood of Rio de Janeiro is under the ban, on account of the dread of yellow fever, and every person from that port is detained until ten days shall have elapsed from the time of sailing. A single boat-load may comprise from 300 to 600 visitors. Although the accommodations at this Grand Quarantine Hotel are poor the people who journey that way must stop there until the specified time has expired. There are all classes of passengers, as first class, immigrants, traders, officials and the like. When the crowd arrives at