What’s the most telltale sign that it’s summer in NYC? Maybe that the city is seemingly dead and the train stations are packed with New Yorkers fleeing to the Adirondacks, the Hamptons, or the Jersey Shore beaches. If you want to avoid the chaos at all costs, set sail from Manhattan’s Pier 81 to spend some stress-free time Upstate. For starters, this is *not* the NYC Ferry. The Hudson River Summer Classic is a luxe vessel that will host you on an eight-day cruise–with stops in Catskill, Kingston, West Point, and Sleep Hallow–where you’ll stay in a stateroom with a personal balcony. There’ll be plenty of time to deboard the ship and explore the towns–whether you want to tour the Vanderbilt Mansion, the West Point Military Academy campus, or hit up an old school diner–but if you love cruising, then you’ll find everything you need onboard like a fitness center, outdoor cafe, indoor lounges, and sundeck where local artists perform live music every night after dinner. So, you’re probably...