If your streaming queue needs a dose of salt air, Porthole Cruise and Travel Show has just dropped its third season on Amazon Prime, with eight new episodes hosted by travel personality Bill Panoff.

Each episode runs a tight 15 to 24 minutes, and together they cover a surprisingly wide patch of the map: Alaska, Greenland, Türkiye, the Great Lakes, Hawaii, the Caribbean, Mexico's Sea of Cortez, and the Adriatic coast. The format mixes ship tours with destination stops, plus local food, culture and wildlife — basically a free research tool for anyone weighing up which style of cruise actually suits them.

The line-up of ships is half the appeal. There's a wildlife-focused expedition sailing on UnCruise Adventures' Safari Voyager in the Sea of Cortez, whale and glacier spotting from Oceania Cruises' Oceania Riviera in Alaska, and a Great Lakes voyage aboard Victory Cruise Lines' Victory I — a route many cruisers never think about. Elsewhere, Panoff boards the yacht-style Sea Dream I in the Caribbean, sails Atlas Ocean Voyages' World Voyager to remote fjord villages in Greenland, joins Oceania Allura for medieval towns and working vineyards along the Adriatic, and takes UnCruise's Safari Explorer to quieter corners of Hawaii.

Panoff's pitch is that cruising is broader than most people — even seasoned ones — realise. Small expedition ships and boutique yachts reach places big liners can't, and some of the most interesting itineraries are, as he puts it, hiding in plain sight. That's a genuinely useful idea for trip planners: if your mental image of a cruise is a mega-ship buffet queue, a 22-minute episode about fjord villages in Greenland or the Great Lakes might reset your assumptions.

A fourth season is already in production, so if the format clicks for you, there's more on the way.

Why it matters: this is holiday inspiration you can actually act on. Watching a specific ship in a specific region — the Safari Voyager bobbing in the Sea of Cortez, say, or the Victory I on the lakes — gives you a far better sense of cabin vibe, pace and passenger style than any brochure. And it's free with a Prime subscription, so you can road-test eight different cruise styles before putting down a deposit. Worth a look if you're cruise-curious, torn between a big ship and a small one, or just hunting for an offbeat itinerary like Türkiye by sea or an Adriatic wine-and-medieval-towns route.