0-3 years4-7 years8-12 years12-16 yearsSpringAutumnSummerSunny weatherWinterHiking & CyclingBeachThe volcanic cave Algar do Carvão and Furnas do Enxofre on Terceira (Azores)Jens2. November 201923. November 2022 by Jens2. November 201923. November 202201201Climb 90 metres deep into an old volcano vent and then hike around sulphur fumaroles in the fantastic landscape of central Terceiras....Read more