Blue Lagoon Croatia (Krknjasi Bay)

Worth it if you're after a genuinely well-liked swim spot—4.7 stars from over 20k reviews suggests it delivers on the basics. Grab a tour rather than going solo; 138 bookable options mean operators have figured out logistics better than you will, and you'll skip the faff of finding parking and working out the tides. Skip the peak summer weeks unless you fancy elbowing through crowds.

Written by us from the live data above — never copied from anywhere. Ratings and counts update from Viator.