Indian Arm stretches twenty-two kilometres north from Burrard Inlet, a glacially carved fjord whose granite walls rise more than a thousand metres above sea level and plunge an additional two hundred metres below the surface. The waterway was formed during the last ice age when the Cordilleran ice sheet scoured the Coast Mountains, leaving behind a submerged valley that remains one of the deepest natural harbours on the Pacific coast. Coast Salish peoples navigated these waters for millennia, establishing seasonal villages along sheltered coves and harvesting salmon that migrated through the narrow channel. European surveyors arriving in the 1850s named the inlet after the Indigenous populations they encountered, though the waterway had long been known by its original names in the Squamish and Tsleil-Waututh languages. Today Indian Arm remains a protected marine corridor, bordered by provincial parks and watershed reserves that restrict development along its forested slopes. The fjord's isolation — accessible only by water or a single mountain road — preserves ecosystems that support harbour seals, bald eagles, river otters, and occasional orca pods that venture inland from the Strait of Georgia. Twin granite peaks frame the northern terminus, where Granite Falls cascades sixty metres into tidal waters. The waterfall's flow varies with seasonal snowmelt, peaking in late spring and diminishing to a trickle by September. Midway along the eastern shore, the abandoned townsite of Granite Quarry marks a brief industrial period when stone was cut and barged to Vancouver for construction projects in the early twentieth century. Private boat charters along Indian Arm offer access to inlets and shoreline features that remain invisible from land-based viewpoints. Multi-vessel configurations accommodate larger groups, splitting parties across separate craft while maintaining coordinated routes and communication. Charter operators departing from Deep Cove navigate the southern shallows before entering the fjord proper, where depth soundings reveal submerged valleys and ridges sculpted by glacial movement. Water temperatures remain cold year-round, typically ranging from eight to twelve degrees Celsius, fed by snowmelt streams that cascade from the surrounding peaks. The fjord's topography creates microclimates: morning fog often lingers in the northern reaches while southern waters bask in full sun, and afternoon winds funnel through the channel with predictable regularity. These conditions shape the rhythm of charter operations, with morning departures preferred for calmer waters and optimal lighting for wildlife observation and photography.