Yoho National Park abuts the larger, more famous Banff National Park, straddling Canadian Highway 1. I've passed through it a few times on drives into Banff, stopping for a few looks at the scenery. Natural Bridge at the Horse River is a particulary nice stop.

One interesting feature of the park is a figure-8 horizontal loop de loop train tunnel through the mountain that help trains change elevation more gradually than a mountainside track would.

Mark Wasson, http://www.markwasson.com > Trips has detailed summaries of my ... (more)