Front cover image: Rapa (Austral Islands, French Polynesia) from Mt. Perahu. Photo
by R. G. Gillespie, taken on an expedition funded by La Délégation à la Recherche
and l’Institut Louis Malardé, Tahiti.
Back cover image: Kosrae (Micronesia) from the summit of Mt. Finkol. Photo by G. K.
Roderick and R. G. Gillespie, taken on an expedition funded by the National
Geographic Society.