Carcross, originally known as Caribou Crossing, is an unincorporated community in Yukon, Canada, on Bennett Lake and Nares Lake. It is home to the Carcross/Tagish First Nation. It is 74 km south-southeast by the Alaska Highway and the Klondike Highway from Whitehorse. The south end of the Tagish Road is in Carcross. Carcross is also on the White …Carcross, originally known as Caribou Crossing, is an unincorporated community in Yukon, Canada, on Bennett Lake and Nares Lake. It is home to the Carcross/Tagish First Nation. It is 74 km south-southeast by the Alaska Highway and the Klondike Highway from Whitehorse. The south end of the Tagish Road is in Carcross. Carcross is also on the White Pass and Yukon Route railway.