A sign warning against entry due to deep water

paul.gorvett

A vertical shot of a no entry sign against a cloudy blue sky

ivica.gulija

A closeup of a "No parking" sign in German against a green lawn with flowers

leo.malsam

A vertical picture of a no entry sign against an ocean

camilla.simonsen

Road sign warning against slippery road due to snow ice

kanjoos

Road sign warning against slippery road due to snow ice

kanjoos

A beautiful shot of a Great cormorant bird standing on a sign warning for deep water in a sea

sunny.h

A round no swimming sign with a background of a beach

oliver.pesrl

Road sign warning against slippery road due to snow ice

kanjoos

A close-up of a sign warning against swimming, beside a body of water

katty.knabe

A danger sign not to fall in the pool

volker.dreyer

A private property sign in the dry hills of Irvine, California, USA

matt.bannister

A caution Radioactive Materials yellow-colored sign with red letters on a wooden box

gg5795

A sign with text: dangerous current, against the background of the sea.

emneems

A sign saying that the road is closed due to the fire activity

amelia.martin

Hotel Staff only text on a green background

veronica.todaro

A blue metal gate with a 'CAUTION' sign with the port in the background, Athens, Greece

rain28

A closeup of a do not enter sign

amelia.martin

Military area keep out sign in Finnish, Swedish, Russian, English and German texts, Finland

esa.hiltula

A closeup shot of a yellow sign with the text ''Danger, deep excavation'' on a net fence

chris.west

A bench under an oak tree is closed to walkers due to infestation by oak processionary moth. Germany, Frankfurt, Nieder-Erlenbach.

kay.gebauer

Military area keep out sign in Finnish, Swedish, Russian, English and German texts, Finland

esa.hiltula

A high angle shot of a parking prohibited road warning sign painted on the ground

michael.piepgras

Two metal sings with "Logging. Acces denied. Forestry work - danger to life" writings

leo.malsam