For example, absolutely free of charge you can visit all national museums and galleries in England, Scotland and Wales. Guests of London, for instance, have the opportunity to explore the exhibitions of the British Museum, the Victoria and Albert Museum, the Tate Gallery, and the National Gallery without paying a single pound.
In Washington, free admission is provided to all 19 museums of the Smithsonian Institution, including the National Air and Space Museum, the National Portrait Gallery, the National Museum of American History, and the National Zoo.
Such expensive entertainments as musical performances by world-famous celebrities can also be seen for free if desired. In South Africa, every year on the eve of the Cape Town Jazz Festival, a free concert is held on Greenmarket Square in Cape Town. In Antibes on the French Riviera, attending the concert that closes the Jazz a Juan International Annual Jazz Festival costs nothing, and at the Montreal International Jazz Festival in Canada, absolutely all concerts are free.
In Copenhagen, Zurich, Bern and Helsinki, tourists can rent a bicycle for a city tour for a symbolic deposit, which they get back after returning the bicycle to the station. As noted by Travel.ru, travelers are advised to use the help of volunteer guides working in many cities around the world. You can download free audio guides offered by the Zevisit portal to your player, and also use home exchange programs during vacations with residents of other countries.