Simplify the following text for a Grade 10 native English-speaking person.
Original: The Anahim Volcanic Belt is a nearly east-west line of volcanoes stretches from the west coast of British Columbia , Canada , just north of Vancouver Island , and reaches into the Interior Plateau near Quesnel .
Simplified: The Anahim Volcanic Belt is a 600 k long volcanic belt , stretching from just north of Vancouver Island to near Quesnel , British Columbia , Canada .