The source provides an extensive guide to Alaska cruising for the 2025-2026 season, presenting essential information for planning a successful trip to the "Last Frontier." It first establishes that cruising is the ultimate way to experience Alaska's receding glaciers and abundant wildlife, urging travelers to book early due to climate change urgency and high demand. The guide then offers a detailed comparison of major cruise lines like Princess and Holland America (emphasizing their Glacier Bay access) versus expedition-style small ships, followed by an overview of popular itineraries, including the easy Inside Passage and the scenic Voyage of the Glaciers. Finally, the episode offers practical planning tips covering budgeting, necessary packing layers, the importance of travel insurance, and a breakdown of must-do excursions and cultural activities in key ports such as Juneau, Ketchikan, and Skagway.