Places yohan Wants to Go

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

With nearly double the depth of the Grand Canyon, this Peruvian canyon is one of the deepest in the world.

Ruins of a German castle on top of a towering stone pillar.

Nearly 40 miles and 1,000 years of limestone mines under Denmark.

The largest manmade caves in Europe now function as a motorbike club's headquarters.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

A humid oasis combines recreation with exploration in a unique underwater cavern.

These experimental weapons brought World War II to Nebraska as well as 26 other U.S. states.

A sobering museum dedicated to landmines and the personnel working to remove them from Afghanistan.

Villagers have recycled bomber fuel tanks from the Vietnam War and turned them into very, very strong boats.

Stunning wetlands ablaze with pink lotus flowers.

World's largest cave was only discovered in 1991, and now offers tours to the public.

A boat ride through utter darkness, lit only by headlamps, reveals an emerald green pool locals believe is sacred.

The perfectly named cave drop is the deepest in the continental United States, almost matching the height of Seattle’s Space Needle.

A chance to sleep among the firs and pines of the Oregon forest.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

This German "living museum" is maybe a bit too immersive.

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

Centuries-old bridges grown from tangled roots.

This huge ship ran aground and has simply been left to sit there ever since.

Remains of the old fortification along the Western border of the USSR, now an elaborate defense museum.