For US citizens traveling to Alaska, a certified birth certificate and photo ID are usually all that is necessary. Visa requirements change rapidly, so check with us before you sail. Breakfast and lunch are usually casual. For dinner, you'll have a couple of formal nights on your cruise. Gentlemen usually wear a suit and tie or tux.
Ladies usually wear cocktail dresses or long dresses.
If you prefer, casual dining is available in the alternative dining rooms on formal nights. Other nights are generally informal or casual. On informal nights, anything but jeans is appropriate. Shorts are generally not allowed in the dining rooms at dinner. There are fully-staffed medical facilities on board the ships.