Арка Московские ворота

The Holocaust memorial. Berlin

Martian night

The Hole-In-The-Wall

Small Arches

Windows, Hoodoos, And Cliffs

The Hole-In-The-Wall

aerial view over the pebble beach of the boarding house Mayak with concrete breakwaters near the resort village of Shepsi on the Black Sea coast in the Caucasus mountains on a sunny summer day

Priehrada Orlik

Estrada Represa

Lüttmoordamm

Talsperre Malter

Presa Del Chanza

Represa de Guaimbê

Dique do Tororó

Плотина Сыргыла

Staustufe 22

Stauwehr Aue

Barrage d'émosson

Diga del Gleno

Presa Del Rey

سد حياكة

Myrgorod resort. Ukraine.

Big Bald Rock (3274'/998m) summit