Massive blue whale mum and her calf swim alongside tourist boat in California

Hilarious moment tourist teeters on edge of spinning basket boat in Thailand

Tourists accidentally sink boat while playing on river in Thailand

Inflatable boat with tourist floats in air while attached to running speedboat

Friendly whale shark swims beside tourist boat

High-flying bottlenose dolphins swim with tourist boat in California

DIY slide lets tourist move down river on boat

Two giant blue whales appear in front of tourist boat in California

Two giant blue whales appear in front of tourist boat in Canada

Giant crocodile swims alongside boat carrying family of tourists heading to beach resort