These strikingly barren, rolling red hills were caused by bad farming practices.

A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

The world's largest and most outstanding marl lake regularly changes color.

Railways may have forged this quintet of lovely tunnels, but now they are open to hikers.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

Ride aboard a centuries-year-old steam engine and explore dozens of trains parts, including an unusual "comboose."

One of the last remaining buildings from one of Calgary's earliest businesses.

This landlocked lake is the world's largest on an island.

Not for the faint of heart, this long pedestrian bridge rewards those who brave the wobbly walk with a beautiful view.

Natural earth mounds formed in the far north.

You don't have to visit the deep blue sea to see these majestic creatures swimming wild and free.

Cascading outward, this waterfall creates the appearance of a flowing veil.

Despite being dead since the 1970s, this Canadian tree is kept upright and intact by adoring locals.

A skeletal collection of former nautical mainstays.

Profile of a sleeping person 4km long in 250m high cliffs.

The ruined remains of an early hydroelectric dam.

This hauntingly stark structure is a relic of an industrial past.

This vast, pristine wilderness is home to a rare subspecies of black bear.

The unusual lighthouse looms over waves of prairies with no sea in sight.

One of the final concrete ships built before World War II is now a crumbling breakwater.

The closest thing to Mars on Earth.