[citation needed] Succeeding to his father's property in 1852, he extended the range of his journeys to Morocco and other parts of Barbary.
In 1856-1857 he was again in Algeria; in 1858 he reached the cities of Morocco; and in 1860 he succeeded in performing the pilgrimage to Mecca, which he afterwards described in Meine Wallfahrt nach Mekka (Leipzig, 1865).
After some two years of study in Europe, he again began to wander through the coasts and islands of the Mediterranean, repeatedly visiting Algeria.
His first book of travel, Drei Jahre im Nordwesten von Afrika (Leipzig), appeared in 1863.
Maltzan's last book, Reise nach Südarabien (Brunswick, 1873), is chiefly valuable as a digest of much information about little-known parts of South Arabia collected from natives during a residence at Aden in 1870–1871.