1. Madame Tussauds London is a famous wax museum located in Marylebone, London. It showcases wax figures of various celebrities, historical figures, and popular icons. Some interesting highlights include the Marvel Superheroes 4D Experience, the Royal Family display, and figures of famous politicians, musicians, and actors. Visitors can also take pictures with their favorite wax figures, including Beyoncé, Lady Gaga, and Kim Kardashian. One of the most unique exhibits in Madame Tussauds London is the Chamber of Horrors, which features a collection of wax figures of infamous criminals, historical torture methods, and macabre exhibits.

2. Madame Tussauds London is open daily from 10 am to 4 pm or 6 pm depending on the day. To contact them, visitors can call +44 871 894 3000.

3. Tickets for Madame Tussauds London can be purchased online or at the museum. Prices vary depending on the time of year, with peak season tickets being more expensive. There are also combination tickets available to visit other nearby attractions, such as the London Eye and SEA LIFE London Aquarium. The museum is easily accessible by public transportation, with the nearest tube station being Baker Street.