A note before you act: entry and transport policies can change. Recheck the official source relevant to your nationality and route before departure.
Dress as a complete system
Warmth depends on layers, wind protection and insulated footwear rather than one heavy coat. Bring gloves that still allow basic phone use and keep spare power close to your body in very cold conditions.
Alternate outdoors and indoors
A sustainable winter day uses shorter outdoor intervals separated by meals, museums, markets or hotel breaks. This rhythm also gives cameras and phones time to recover from the cold.
Leave room for conditions
Snow, ice and seasonal demand can slow local travel. Confirm opening information close to your visit, allow extra transfer time and keep at least one activity easy to move between days.