A TikTok video showing off a $70 million megayacht is sparking plenty of reactions online, many of them critical. The video, posted by yacht and boat tour guide page NautiStyles (@nautistyles ...

With options once limited to a single vessel, residential passenger ships like The World, Ulyssia and Navigator are moving full speed ahead.

Cool spaces: The luxury, mega-yacht. At 164-feet long, 31-feet wide and almost 500 tons, this week's Cool Space is no ordinary yacht.