BASE jump in the Swiss village Lauterbrunnen, canton of Bern, Switzerland. Lauterbrunnen with its spectacular cliffs is a mecca for wingsuit flying Stock Photo - Alamy
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A BASE jumper in the Lauterbrunnen Valley. Lauterbrunnen, Switzerland Stock Photo - Alamy
Swiss base-jumping mecca unveils memorial to dead thrill seekers - SWI swissinfo.ch
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Alpinebase
BASE Jumping in Switzerland: Village Appalled by Thrill Seekers' Deaths - DER SPIEGEL