
Thinkstock / mihtiander
1. Go BASE jumping off Kjerag in Norway.

Creative Commons / Flickr: hakonthingstad
2. Climb Leukerbad Via Ferrata in Switzerland.

Christian Cueni / Creative Commons / Flickr: chrigu
3. Hike the Salcantay trail to Machu Picchu.

Creative Commons / Flickr: oisinmulvihill
4. Sit on top of the world after hiking Mount Kilimanjaro.

Creative Commons / Flickr: stignygaard
5. Swim in Mexico's Yucatán cenotes.

Thinkstock / dubassy
6. Hike the Mendenhall glacier in Juneau, Alaska.

Creative Commons / Flickr: 57214144@N03
7. Hike Angel's Landing in Zion National Park.

Creative Commons / Flickr: chaselindberg
See that chain? Yeah, that's your lifeline.
8. Ice climb the Hyalite Canyon in Montana.

Jason Thompson / Creative Commons / Flickr: jaythompson
9. Go to "La Tomatina" in Buñol, Spain.

Creative Commons / Flickr: gibffe
Everyone throws tomatoes at each other. And it's insane.
10. Walk across a frozen river on the Chadar trek in Zanskar River Valley, India.

Creative Commons / Flickr: kpradeep
11. Hike the 2,180 mile Appalachian Trail.

Thinkstock / Dave Allen Photography
I mean if you have like a year off or something.
12. Swim through the Black Hole of White Canyon in Utah.

Creative Commons / Flickr: driggs
13. Camp under the Northern Lights.

Creative Commons / Flickr: elgentscho
14. Hang glide over Rio de Janeiro.

Creative Commons / Flickr: mwichary
Breeze over the beautiful city of Rio and land on Sao Conrado beach.
15. Hike to the Upper Yosemite Falls.

Creative Commons / Flickr: tomsaint
16. Play on the world's highest tennis court at the Burj Al Arab in Dubai.

Creative Commons / Flickr: visitisrael
When it's not being used as a helicopter landing pad.
17. Walk the Arenal Skywalk in Costa Rica.

Thinkstock / Jennifer Dodge
18. Dive the Great Barrier Reef in Queensland, Australia.

Thinkstock / vyenel
19. Raft through the Grand Canyon.

Creative Commons / Flickr: grand_canyon_nps
20. Bungee jump off the Kawarau Bridge in Queenstown, New Zealand.

Creative Commons / Flickr: viajescangrejo
21. Swim with sharks in the the Maldives.

Thinkstock / Krzysztof Odziomek
22. Walk across the Trift Bridge above the Swiss Alps.

Creative Commons / Flickr: thisisbossi
23. Hike the Half Dome in Yosemite.

Thinkstock / Greg Epperson
24. Do the Mt. Huashan plank walk in China.

Creative Commons / Flickr: ianz
25. Hike Striding Edge in Britain.

Creative Commons / Flickr: micsten
26. Dogsled in the remote region of Lapland, Finland.

Creative Commons / Flickr: 84554176@N00
27. Ski in Denali National Park, Alaska.

Creative Commons / Flickr: alaskanps
28. Swim with great white sharks in South Africa.

Creative Commons / Flickr: hermanusbackpackers
29. Skydive over Interlaken, Switzerland, and check out the Swiss Alps on your way down.

Creative Commons / Flickr: philleara
30. Ride the craziest rapids on the Zambezi river in Zambia.

Creative Commons / Flickr: martijnmunneke
31. Free climb at Hueco Tanks State Park in Texas.

Creative Commons / Flickr: danale9
32. Swim in Iceland's Blue Lagoon.

Thinkstock / Flickr: greenlandtravel
33. Walk the Kakum canopy in Ghana.

Thinkstock / demerzel21
34. Visit an active volcano at Volcan Pacaya, Guatemala.

Maryse Guacvin / Creative Commons / Flickr: mgdt
35. Visit the Apostle Island winter sea caves in Lake Superior, Wisconsin.

K ALIZE TRAN / Creative Commons / Flickr: alizetranphoto
36. Climb to Glacier Point vista in Yosemite National Park, California.

Creative Commons / Flickr: daveynin
37. Swim in the Erawan Waterfalls in Thailand.

Thinkstock / lkunl
The water runoff from the limestone cliffs will make it look like you're swimming in a episode of LOST.
38. Cliff jump off of the South Point cliffs in Hawaii.

Creative Commons / Flickr: ornellas
39. Kayak through otherworldly scenery at Caddo Lake in Texas.

Creative Commons / Flickr: freewine
40. Swim in the Devil's Pool at Victoria Falls on the border of Zambia and Zimbabwe.

Creative Commons / Flickr: joepyrek
41. Swim in the hidden blue grotto of Capri.

Thinkstock / rilcombs