A photo gallery of open and covered canoes and kayaks playing at Big Eddy Rapids on the lower Petawawa River in the early 1980s.

This pages comprises photos and approximate measurements of some large white pines - Pinus strobus - in the Point Alexander, Deep River, Chalk River, Petawawa Research Forest area of the upper Ottawa Valley.

This note comprises a reading list of books pertaining to the history of logging in Algonquin Park and the Ottawa Valley.

The Barron River Canyon is a Nature Reserve Zone in Algonquin Park, comprising a series of spectacular gorges with granite walls towering 100 m and more above steep talus slopes which grade down to the water.

The Brent Limestone Cliff, a Nature Reserve Zone in Algonquin Park, comprises a 15-foot-high limestone cliff stretching 150 feet along the south-east side of a small point on Cedar Lake at Brent. The cliff is, in places, deeply undercut by wave action. The limestone contains abundant fossils of several species of marine animals and shell fish.

Spring Camp on the Nipissing River served as a prisoner of war camp during World War II. It has since fallen into decay and is being reclaimed by the forest. This is how it looked in May 1979.

Some pictures and comments pertaining to the Greenbough Esker.

This page provides a listing of the Nature Reserve Zones and Special Management Areas in Algonquin Park. Less extensively, it also identifies some features of similar significance outside of the Park (with more to come).

This section of our website comprises pages relevant to the various themes of this site where the content, or our understanding, is incomplete.

Eastern Hemlock -- Tsuga canadensis -- has very specific and stringent requirements for regeneration. Human influence works against these requirements from being realized and consequently the Eastern Hemlock is in decline.

Several Algonquin Park headwater lakes are characterized by a distinctive green colour.

The Ottawa Valley is a rift valley, a dropped down block of bedrock many tens of kilometers wide, known as the Ottawa Bonnechere graben.

Some pictures and comments pertaining to the glaciation of the Ottawa Valley

A brief guide to exploring eastern Algonquin Park via the Sand lake Gate and Achray Road