The Wave in Arizona

Unusual sandstone formation with colorful, undulating forms.
Monument Valley

Monumental desert landscape with enormous, up to 300 m tall sandstone buttes. Numerous magnificent natural arches, rock stacks, and other formations.
Grand Canyon

Possibly the most impressive canyon in the world. This 446 km long canyon is up to 1,800 m deep and has rugged, nearly vertical walls.
Upper Antelope Canyon

Approximately 200 m long slot canyon that provides numerous grand sights. This is the more popular part of the Antelope Canyon because it does not require climbing and sunlight shines in it fairly frequently.
Haiku Stairs

Dangerous stairway with (possibly) 3922 steps. Originally built in 1943 for a secret war-time radio station. Currently, it is illegal to climb due to safety reasons and property issues. Many visitors though take this risk due to very impressive sights.
Nakalele Blowhole

Impressive blowhole in the lava fields of Maui. The approximately 30 m tall fountain beats from a shallow pool close to the sea.
Kaumana Caves

One of the numerous lava caves in Hawaii Islands, one of the easiest to access. Kaumana Cave is 2 196 m long and the main entrance leads through a collapsed skylight. Cave formed in 1881 when the lava flow almost eliminated Hilo.
Ulupo Heiau

Enormous ancient temple with 55 by 43 m large platform. Walls of the platform rise up to 9 m tall. The temple reached the height of its importance around 1750 AD.
Pu’u Loa Petroglyphs

One of the largest petroglyph sites in Polynesia. Content of the images is linked to a cult of life.
Pu’u O Mahuka Heiau

The largest heiau – ancient Hawaiian temple – in O’ahu. It was built in the 17th – 18th century and the area of the elevated stone platform reaches almost 8,000 m².
