From Lonely Planet comes " 1000 Ultimate Experiences , " organized into categories like " Top 10 places to go skinny-dipping " ( including Formentera , Spain ) ; " Dreamiest fairy-tale destinations " ( Germany 's Black Forest ) , " Ultimate party cities " ( bet you hadn 't heard the buzz about Baku , Azerbaijan ) , and " Essential experiences to make time stand still " ( Petra , Jordan ) .