Old Montreal’s Scandinave Spa takes the concept of relaxation and flips it the only way a concentrated spa session can: Phones are locked away, chatter is forbidden, and you’re thrown headfirst into a thermal circuit that doesn’t just ask you to chill—it demands it. Start by sweating it out in their dry sauna; then comes the plunge with thirty seconds in water so cold it feels like a dare, tightening your skin and shocking your system into clarity. Finally, stretch out in one of their silent relaxation spaces, breathing deep and letting your pulse find its groove.

Eco-conscious luxury here ranges from composting to using recycled heat to warm the whirlpool baths. Add in a massage or some eucalyptus steam, and this is less a spa day, more a class in disconnecting to reconnect.