Places gadyfr Wants to Go

An isolated dive site teeming with cnidarians.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

Walk behind a 50-meter-high waterfall.

Mineral springs believed to hold therapeutic properties draw in visitors from all over.

Volcanically heated hot springs.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

Australian Lake set aglow by Noctiluca Scintillans.

Visitors dip into a variety of pools of what was once ice.

Vortex-shaped aquarium hosts Europe's largest school of piranhas and other ocean creatures.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

These azure waters were thought to lead to the Mayan Underworld.

A flooded Mexican cave that hides a river beneath the water.

A stunning silver lining to global warming's gloomy cloud.

A thin pane of glass keeps visitors from sliding off this futuristic skywalk.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

Most-visited and most-photographed slot canyon in the American Southwest.

A clear example of the process of erosion in action.

One of the best beaches in the entire world.

Ethiopia's "smoking mountain" is in one of the hottest regions on the planet and is home to two lava lakes.

The hottest place on the planet.

A harrowing trail up a mile-high mountain.

This giant boulder is pinched over a 1000-meter abyss by two mountains.