We signed up for a 1:45 tour. When we arrived at 1:30, we were told there was no 1:45 and we would need to wait until 2:30 for the next boat. It was 90+ degrees out and we had no place to go and wait.
Once in the ship, it was very old, dirty, and lacked seating. We have used Viator many times in the past, and had great experiences. Not this time