Republic of Ireland, County Mayo, Downpatrick Head or Dun Briste meaning Broken Fort is an impressive sea stack at the headland.

Republic of Ireland, County Donegal, Sea cliffs at Slieve League which at 601 metres or 1,972 feet are the second-highest sea cliffs in Ireland and some of the highest sea cliffs in Europe.

Republic of Ireland, County Donegal, Sea cliffs at Slieve League which at 601 metres or 1,972 feet are the second-highest sea cliffs in Ireland and some of the highest sea cliffs in Europe.

Portugal, Lisbon, Belem Tower, the Monument to the Discoveries on the Tagus estuary from where Portuguese ships departed to explore and trade with India and the Orient, the monument celebrates the Por...

Portugal, Lisbon, Belem Tower, the Monument to the Discoveries on the Tagus estuary from where Portuguese ships departed to explore and trade with India and the Orient, the monument celebrates the Por...

Portugal, Lisbon, Belem Tower, the Monument to the Discoveries on the Tagus estuary from where Portuguese ships departed to explore and trade with India and the Orient, the monument celebrates the Por...

Portugal, Lisbon, Belem Tower, the Monument to the Discoveries on the Tagus estuary from where Portuguese ships departed to explore and trade with India and the Orient, the monument celebrates the Por...

Portugal, Lisbon, Belem, the Monument to the Discoveries on the Tagus estuary from where Portuguese ships departed to explore and trade with India and the Orient, the monument celebrates the Portugues...

Portugal, Lisbon, Belem Tower, 16th-century fortification that served as a point of embarkation and disembarkation for Portuguese explorers and as a ceremonial gateway to Lisbon, the tower symbolizes...

Portugal, Lisbon, Belem Tower, 16th-century fortification that served as a point of embarkation and disembarkation for Portuguese explorers and as a ceremonial gateway to Lisbon, the tower symbolizes...

Portugal, Lisbon, Belem Tower, 16th-century fortification that served as a point of embarkation and disembarkation for Portuguese explorers and as a ceremonial gateway to Lisbon, the tower symbolizes...

Portugal, Lisbon, Belem Tower, 16th-century fortification that served as a point of embarkation and disembarkation for Portuguese explorers and as a ceremonial gateway to Lisbon, the tower symbolizes...