Island

Rum Cay (formerly known as Mamana and Santa Maria de la Concepción) is an island and district of the Bahamas. It measures 30 square miles (78 km2) in area, it is located at Lat.: N23 42' 30" - Long.: W 74 50' 00". It has many rolling hills that rise to about 120 feet (37 m). 

The island is believed to have acquired its modern name from a shipwrecked cargo of rum. The main settlement is Port Nelson. Its population was recorded as 90 as of 2022. Before 1996 the island was part of a combined district of San Salvador and Rum Cay.

The excursion program specified a stop of a “day or two” at St. Michael (São Miguel), the largest of the Azores, which was somewhat farther east than Fayal (Charles C. Duncan 1867 [bib10640]). But, as Clemens explained in his first letter to the New York Tribune,

The Quaker City made port at Cagliari October 13, 1867 but because of cholera no one left the ship.  The ship then proceeded to Algiers.