The rail-line was carried under the Tsugaru Strait to Hokkaido.

We took the cross-channel ferry from Dover to Calais.

The swimmer, Cindy Nicholas, barely made it ashore at Dover at the end of the exhausting swim, but a spokesman from the Channel Swimming Association announced that she was in very good shape.

She became the first woman to complete a two-way nonstop crossing of the channel in fifteen years.

They are building a long bridge across the channel.

At this point the sea narrows into a strait.

This boat sails through the Strait of Gibraltar.

The ancestors of Native Americans went to the continent from Asia by way of the Bering Strait.

The ancestors of Native Americans went to the continent from Asia by way of the Bering Strait.

Thursday Island is situated in the Torres Strait between Australia's northernmost Cape York and New Guinea.