Please click on the link below to access the official website of the 15th OWHC World Congress. You will find there general information, registration system as well as technical details (hotels, visa, etc.) related to the World Congress.Official website of the 15th World Congress
Also, here is the second brochure of the 15th World Congress of the OWHC.
It includes information about the congress program, experts, workshops, hotels, etc.