Petchora

Petchora, the largest river in Northern Russia, rises in the Ural Mountains and flows N. through Vologda and Archangel, then westward and N. again, entering the Arctic Ocean by a large, island-studded estuary, after a course of 1000 m. through sombre forests and wild, sombre scenery.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Petasus * Peter, the Apostle
[wait for the fun]
Perugino
Peschiera
Peshawar
Peshito
Pessimism
Pestalozzi, Johann Heinrich
Pesth
Petalism
Petard
Petasus
Petchora
Peter, the Apostle
Peter, the First Epistle of
Peter, the Second Epistle Of
Peter, the Wild Boy
Peter Martyr
Peter the Great
Peter the Hermit
Peterborough
Peterborough, Charles Mordaunt, Earl of
Peterhead