ALLTOURS

How Much Are Airport Meals Marked Up? Discover Value Beyond the Gate

1. The Subterranean Crystal Forest

Naica Mine, Chihuahua, Mexico

Deep beneath a working mine, colossal crystals the size of trees grow in a searingly hot cave.

2. The Petrified Forest of Ancient Volcanic Ash

Lesvos, Greece

A volcanic eruption 20 million years ago preserved an entire ancient forest in stone, standing upright.

3. The Sunken City of Bronze Age Mariners

Pavlopetri, Laconia, Greece

Off the coast of Greece lies the oldest submerged city in the world, dating back over 5,000 years.

4. The Great Serpent Mound of Ohio

Ohio, USA

An enormous, ancient effigy mound built by Indigenous peoples perfectly aligns with celestial events.

5. The "Door to Hell" in the Desert

Darvaza Gas Crater, Turkmenistan

A Soviet drilling accident ignited a natural gas crater in the desert that has been burning for over 50 years.

6. Europe's Widest "Flying Fish" Waterfall

Kuldiga, Latvia

In a charming medieval town, Europe's widest natural waterfall once had salmon leaping right into fishermen's nets.

7. The Singing Sands of the Desert

Ghord Kharif, Oman

Climb certain desert dunes, and the sand itself produces a deep, resonant hum or roar like distant thunder.

8. The Whistling Language of La Gomera

La Gomera, Canary Islands, Spain

On a rugged island, a complex whistling language developed to communicate across deep ravines.

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