Mexico
A waterfall caught mid-plunge in pale stone hangs above the Oaxaca valleys.
From the ridge the waterfall appears mid-plunge and never lands. Mineral water built these pale curtains over thousands of years, and the pools above them hold the whole valley in reflection.
At Hierve el Agua, mineral-rich springs have deposited travertine formations that hang from the cliff edge like frozen waterfalls above the Oaxaca valleys. Community-managed paths reach the spring pools and the lower viewpoints, and archaeological research ties this water to an ancient Zapotec irrigation system. The site is sacred ground to its communities as well as a spectacle, and it is visited on their terms.
Couple
Time the pools for morning light and walk the lower path beneath the stone curtains.
Friends
Combine the circuit with the mezcal country on the road back towards Mitla.
The stalls at the site fill memelas with stringy quesillo and squash blossoms.
Quesadillas off the same comals round out the stall menu.

Yumthang Valley
India
A high Himalayan basin carpeted in rhododendrons, with a steaming sulphur spring at its heart.

Mechuka
India
Wild horses grazing a high valley closed to outsiders until 2005, pines climbing to snow.

Mount Ida
Turkey
Homer sat Zeus on this summit to watch the Trojan War, above forests found nowhere else.

Cova Crater
Cape Verde
A perfectly round caldera floored with crop terraces, invisible until the rim, gone again in cloud.

Las Coloradas
Mexico
Salt, microbes and sharp sunlight can turn working evaporation ponds vivid pink.

Sian Ka'an Biosphere Reserve
Mexico
Forest, mangrove and reef meet across half a million protected hectares.

Isla Holbox
Mexico
On summer nights the island's shallows light up electric blue at every footstep.

Lagunas de Montebello
Mexico
Karst lakes shift from green to blue among cool Chiapas pine forest.