21.   Rounding one sharp bend, we nearly crashed into a tour boat that plowed into the mangroves to clear us.

22.   She passed the test and realized her ambition to skipper Argosy tour boats.

23.   Someone suspicious is boarding a tour boat on the Thames.

24.   Sometimes they walk off tour boats, but increasingly they come with forged documents that enable them to live and work in Israel.

25.   Spray was periodically splashing over the bow as we left two other Molokini tour boats in our wake.

26.   Still, the puffins are the unquestioned stars, attracting three different tour boats that circle the island each day loaded with tourists.

27.   Studies have been inconclusive about the impact of tour boats on whales.

28.   The channel that allows tour boats to dock at the monument is getting clogged.

29.   The barge will be joined by a Fire Department vessel and a Circle Line tour boat.

30.   The client replied that it was a tour boat that circled Manhattan.