
Laying low: The Loire in France has almost disappeared in places.

Out on a limb: The Rhine is a popular river cruise, but its future is now in doubt.

Facing ruin: Lake Garda is approaching historic lows, giving more land to the likes of Roman Sirmione.

Feeling blue: Budapest looks different to locals, but tourists are still enjoying the Danube.

An unprecedented disaster: Italy's Po river is at historical lows, with boats unable to pass in places.

Not just Europe: Lake Mead, in Nevada, is at historic lows too.

Careful now: The UK landscape is tinder-dry around heritage sites like Stonehenge.

From bad to worse: Flash floods often follow drought, as seen in Yellowstone last month.

Slim pickings: Boats are having problems on the Elbe river, too.

Hidden depths: In Budapest, Margaret Island is getting bigger as water levels plummet.