only 3, not fair
1. Orbit the earth
2. Submersilble like James Cameron to the ocean depths, but not as claustrophobically small
3. One Way Trip to Mars ? Ok, Amazon Rain Forest
If this list were longer.... I'd add the poles, trip over Alaska by plane (remote regions), Orcas in Alaska, Great White in South Africa, Northern Lights (anywhere!), Brazil, Spitsbergen (polar bears), S. Argentina, Bolivian Salt Flats, Yellowstone, Yosemite and Tetons in Winter, Galapagos, Peru, Japan in winter, Vietnam, Thailand, Laos, India (tigers), Bhutan, Tibet, Lapland, Ice Hotel, Husky Driving to remote Scandanavia, Ngorogoro crater, Borneo, New Zealand (N&S Islands), Pakistan, Bangladesh, Great Barrier Reef, Myanmar, Iceland (summer & winter), Lotofen Islands (winter), Northern Norway (winter), Norwegian Fjords, Australian outback, Petra/Jordan, Holy Land/Israel, Poland, Moscow/Russia, Lithuania, Siberia, temples in Iran/Iraq, Eastern Turkey, Southern Italy, Dolomites, Tallin/Estonia, Budapest, Silk Road, East Java, Malaysia, S.Ireland, Hebrides, Costa Rica, Kgalagadi Park S.Africa, Botswana (okavanga delta), Egypt (pyramids), Rwanda (Gorillas), Chimps in Tanzania, Sardine Run in S. Africa, Venice, Vienna, St Petersburg, Mongolia, Iguazu Falls, Madagascar, South Korea, Lisbon, Sri Lanka.